diff options
Diffstat (limited to 'arch')
147 files changed, 523 insertions, 566 deletions
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c index 729c475..dba4e70 100644 --- a/arch/alpha/kernel/irq.c +++ b/arch/alpha/kernel/irq.c @@ -129,6 +129,7 @@ unlock: void handle_irq(int irq, struct pt_regs * regs) { + struct pt_regs *old_regs; /* * We ack quickly, we don't want the irq controller * thinking we're snobs just because some other CPU has @@ -149,6 +150,7 @@ handle_irq(int irq, struct pt_regs * regs) return; } + old_regs = set_irq_regs(regs); irq_enter(); /* * __do_IRQ() must be called with IPL_MAX. Note that we do not @@ -157,6 +159,7 @@ handle_irq(int irq, struct pt_regs * regs) * at IPL 0. */ local_irq_disable(); - __do_IRQ(irq, regs); + __do_IRQ(irq); irq_exit(); + set_irq_regs(old_regs); } diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h index 21f7128..408bda2 100644 --- a/arch/alpha/kernel/proto.h +++ b/arch/alpha/kernel/proto.h @@ -133,7 +133,7 @@ extern void smp_percpu_timer_interrupt(struct pt_regs *); /* extern void reset_for_srm(void); */ /* time.c */ -extern irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs); +extern irqreturn_t timer_interrupt(int irq, void *dev); extern void common_init_rtc(void); extern unsigned long est_cycle_freq; diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index 4dc273e..596780e 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c @@ -515,12 +515,15 @@ smp_cpus_done(unsigned int max_cpus) void smp_percpu_timer_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs; int cpu = smp_processor_id(); unsigned long user = user_mode(regs); struct cpuinfo_alpha *data = &cpu_data[cpu]; + old_regs = set_irq_regs(regs); + /* Record kernel PC. */ - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); if (!--data->prof_counter) { /* We need to make like a normal interrupt -- otherwise @@ -534,6 +537,7 @@ smp_percpu_timer_interrupt(struct pt_regs *regs) irq_exit(); } + set_irq_regs(old_regs); } int __init diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c index 581ddcc..cf06665 100644 --- a/arch/alpha/kernel/time.c +++ b/arch/alpha/kernel/time.c @@ -104,7 +104,7 @@ unsigned long long sched_clock(void) * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs) +irqreturn_t timer_interrupt(int irq, void *dev) { unsigned long delta; __u32 now; @@ -112,7 +112,7 @@ irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs) #ifndef CONFIG_SMP /* Not SMP, do kernel PC profiling here. */ - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); #endif write_seqlock(&xtime_lock); @@ -132,7 +132,7 @@ irqreturn_t timer_interrupt(int irq, void *dev, struct pt_regs * regs) while (nticks > 0) { do_timer(1); #ifndef CONFIG_SMP - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif nticks--; } diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 181ef1e..80a72c7 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -163,8 +163,7 @@ static struct locomo_dev_info locomo_devices[] = { #define LOCOMO_IRQ_LT_START (IRQ_LOCOMO_LT) #define LOCOMO_IRQ_SPI_START (IRQ_LOCOMO_SPI_RFR) -static void locomo_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void locomo_handler(unsigned int irq, struct irqdesc *desc) { int req, i; struct irqdesc *d; @@ -182,7 +181,7 @@ static void locomo_handler(unsigned int irq, struct irqdesc *desc, d = irq_desc + irq; for (i = 0; i <= 3; i++, d++, irq++) { if (req & (0x0100 << i)) { - desc_handle_irq(irq, d, regs); + desc_handle_irq(irq, d); } } @@ -218,15 +217,14 @@ static struct irq_chip locomo_chip = { .unmask = locomo_unmask_irq, }; -static void locomo_key_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void locomo_key_handler(unsigned int irq, struct irqdesc *desc) { struct irqdesc *d; void __iomem *mapbase = get_irq_chipdata(irq); if (locomo_readl(mapbase + LOCOMO_KEYBOARD + LOCOMO_KIC) & 0x0001) { d = irq_desc + LOCOMO_IRQ_KEY_START; - desc_handle_irq(LOCOMO_IRQ_KEY_START, d, regs); + desc_handle_irq(LOCOMO_IRQ_KEY_START, d); } } @@ -264,8 +262,7 @@ static struct irq_chip locomo_key_chip = { .unmask = locomo_key_unmask_irq, }; -static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc) { int req, i; struct irqdesc *d; @@ -280,7 +277,7 @@ static void locomo_gpio_handler(unsigned int irq, struct irqdesc *desc, d = irq_desc + LOCOMO_IRQ_GPIO_START; for (i = 0; i <= 15; i++, irq++, d++) { if (req & (0x0001 << i)) { - desc_handle_irq(irq, d, regs); + desc_handle_irq(irq, d); } } } @@ -328,15 +325,14 @@ static struct irq_chip locomo_gpio_chip = { .unmask = locomo_gpio_unmask_irq, }; -static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void locomo_lt_handler(unsigned int irq, struct irqdesc *desc) { struct irqdesc *d; void __iomem *mapbase = get_irq_chipdata(irq); if (locomo_readl(mapbase + LOCOMO_LTINT) & 0x0001) { d = irq_desc + LOCOMO_IRQ_LT_START; - desc_handle_irq(LOCOMO_IRQ_LT_START, d, regs); + desc_handle_irq(LOCOMO_IRQ_LT_START, d); } } @@ -374,8 +370,7 @@ static struct irq_chip locomo_lt_chip = { .unmask = locomo_lt_unmask_irq, }; -static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc) { int req, i; struct irqdesc *d; @@ -388,7 +383,7 @@ static void locomo_spi_handler(unsigned int irq, struct irqdesc *desc, for (i = 0; i <= 3; i++, irq++, d++) { if (req & (0x0001 << i)) { - desc_handle_irq(irq, d, regs); + desc_handle_irq(irq, d); } } } diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index 30046ad..d5f7201 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -147,7 +147,7 @@ void __init sa1111_adjust_zones(int node, unsigned long *size, unsigned long *ho * will call us again if there are more interrupts to process. */ static void -sa1111_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +sa1111_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned int stat0, stat1, i; void __iomem *base = get_irq_data(irq); @@ -162,17 +162,17 @@ sa1111_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) sa1111_writel(stat1, base + SA1111_INTSTATCLR1); if (stat0 == 0 && stat1 == 0) { - do_bad_IRQ(irq, desc, regs); + do_bad_IRQ(irq, desc); return; } for (i = IRQ_SA1111_START; stat0; i++, stat0 >>= 1) if (stat0 & 1) - handle_edge_irq(i, irq_desc + i, regs); + handle_edge_irq(i, irq_desc + i); for (i = IRQ_SA1111_START + 32; stat1; i++, stat1 >>= 1) if (stat1 & 1) - handle_edge_irq(i, irq_desc + i, regs); + handle_edge_irq(i, irq_desc + i); /* For level-based interrupts */ desc->chip->unmask(irq); diff --git a/arch/arm/common/sharpsl_pm.c b/arch/arm/common/sharpsl_pm.c index f412ded..605dedf 100644 --- a/arch/arm/common/sharpsl_pm.c +++ b/arch/arm/common/sharpsl_pm.c @@ -258,7 +258,7 @@ static void sharpsl_ac_timer(unsigned long data) } -irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t sharpsl_ac_isr(int irq, void *dev_id) { /* Delay the event slightly to debounce */ /* Must be a smaller delay than the chrg_full_isr below */ @@ -293,7 +293,7 @@ static void sharpsl_chrg_full_timer(unsigned long data) /* Charging Finished Interrupt (Not present on Corgi) */ /* Can trigger at the same time as an AC staus change so delay until after that has been processed */ -irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id) { if (sharpsl_pm.flags & SHARPSL_SUSPENDED) return IRQ_HANDLED; @@ -304,7 +304,7 @@ irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp) return IRQ_HANDLED; } -irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id) { int is_fatal = 0; diff --git a/arch/arm/common/time-acorn.c b/arch/arm/common/time-acorn.c index 3f60dd9..34038ec 100644 --- a/arch/arm/common/time-acorn.c +++ b/arch/arm/common/time-acorn.c @@ -67,10 +67,10 @@ void __init ioctime_init(void) } static irqreturn_t -ioc_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +ioc_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; } diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c index 3e14b13..b27513a 100644 --- a/arch/arm/kernel/ecard.c +++ b/arch/arm/kernel/ecard.c @@ -567,7 +567,7 @@ static void ecard_check_lockup(struct irqdesc *desc) } static void -ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +ecard_irq_handler(unsigned int irq, struct irqdesc *desc) { ecard_t *ec; int called = 0; @@ -586,7 +586,7 @@ ecard_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) if (pending) { struct irqdesc *d = irq_desc + ec->irq; - desc_handle_irq(ec->irq, d, regs); + desc_handle_irq(ec->irq, d); called ++; } } @@ -609,7 +609,7 @@ static unsigned char first_set[] = }; static void -ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc) { const unsigned int statusmask = 15; unsigned int status; @@ -633,7 +633,7 @@ ecard_irqexp_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg * Serial cards should go in 0/1, ethernet/scsi in 2/3 * otherwise you will lose serial data at high speeds! */ - desc_handle_irq(ec->irq, d, regs); + desc_handle_irq(ec->irq, d); } else { printk(KERN_WARNING "card%d: interrupt from unclaimed " "card???\n", slot); diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c index 2e1bf83..2c4ff1c 100644 --- a/arch/arm/kernel/irq.c +++ b/arch/arm/kernel/irq.c @@ -111,6 +111,7 @@ static struct irq_desc bad_irq_desc = { */ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) { + struct pt_regs *old_regs = set_irq_regs(regs); struct irqdesc *desc = irq_desc + irq; /* @@ -122,12 +123,13 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) irq_enter(); - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); /* AT91 specific workaround */ irq_finish(irq); irq_exit(); + set_irq_regs(old_regs); } void set_irq_flags(unsigned int irq, unsigned int iflags) diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index b030320..c03cab5 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -27,6 +27,7 @@ #include <linux/profile.h> #include <linux/sysdev.h> #include <linux/timer.h> +#include <linux/irq.h> #include <asm/leds.h> #include <asm/thread_info.h> @@ -324,9 +325,10 @@ EXPORT_SYMBOL(restore_time_delta); /* * Kernel system timer support. */ -void timer_tick(struct pt_regs *regs) +void timer_tick(void) { - profile_tick(CPU_PROFILING, regs); + struct pt_regs *regs = get_irq_regs(); + profile_tick(CPU_PROFILING); do_leds(); do_set_rtc(); do_timer(1); diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c index baa997c..fe3d297 100644 --- a/arch/arm/mach-aaec2000/core.c +++ b/arch/arm/mach-aaec2000/core.c @@ -127,12 +127,12 @@ static unsigned long aaec2000_gettimeoffset(void) /* We enter here with IRQs enabled */ static irqreturn_t -aaec2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +aaec2000_timer_interrupt(int irq, void *dev_id) { /* TODO: Check timer accuracy */ write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); TIMER1_CLEAR = 1; write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-at91rm9200/at91rm9200_time.c b/arch/arm/mach-at91rm9200/at91rm9200_time.c index a92a862..07c9cea 100644 --- a/arch/arm/mach-at91rm9200/at91rm9200_time.c +++ b/arch/arm/mach-at91rm9200/at91rm9200_time.c @@ -65,13 +65,13 @@ static unsigned long at91rm9200_gettimeoffset(void) /* * IRQ handler for the timer. */ -static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id) { if (at91_sys_read(AT91_ST_SR) & AT91_ST_PITS) { /* This is a shared interrupt */ write_seqlock(&xtime_lock); while (((read_CRTR() - last_crtr) & AT91_ST_ALMV) >= LATCH) { - timer_tick(regs); + timer_tick(); last_crtr = (last_crtr + LATCH) & AT91_ST_ALMV; } diff --git a/arch/arm/mach-at91rm9200/gpio.c b/arch/arm/mach-at91rm9200/gpio.c index 58c9bf5..7467d64 100644 --- a/arch/arm/mach-at91rm9200/gpio.c +++ b/arch/arm/mach-at91rm9200/gpio.c @@ -332,7 +332,7 @@ static struct irq_chip gpio_irqchip = { .set_wake = gpio_irq_set_wake, }; -static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs *regs) +static void gpio_irq_handler(unsigned irq, struct irqdesc *desc) { unsigned pin; struct irqdesc *gpio; @@ -363,7 +363,7 @@ static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs gpio_irq_mask(pin); } else - desc_handle_irq(pin, gpio, regs); + desc_handle_irq(pin, gpio); } pin++; gpio++; diff --git a/arch/arm/mach-clps711x/time.c b/arch/arm/mach-clps711x/time.c index a071eac..428493d 100644 --- a/arch/arm/mach-clps711x/time.c +++ b/arch/arm/mach-clps711x/time.c @@ -48,10 +48,10 @@ static unsigned long clps711x_gettimeoffset(void) * IRQ handler for the timer */ static irqreturn_t -p720t_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +p720t_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; } diff --git a/arch/arm/mach-clps7500/core.c b/arch/arm/mach-clps7500/core.c index 92eaebd..fb10cf2 100644 --- a/arch/arm/mach-clps7500/core.c +++ b/arch/arm/mach-clps7500/core.c @@ -292,11 +292,11 @@ extern void ioctime_init(void); extern unsigned long ioc_timer_gettimeoffset(void); static irqreturn_t -clps7500_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +clps7500_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); /* Why not using do_leds interface?? */ { diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c index 70dd12e..90103ab 100644 --- a/arch/arm/mach-ebsa110/core.c +++ b/arch/arm/mach-ebsa110/core.c @@ -174,7 +174,7 @@ static unsigned long ebsa110_gettimeoffset(void) } static irqreturn_t -ebsa110_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +ebsa110_timer_interrupt(int irq, void *dev_id) { u32 count; @@ -190,7 +190,7 @@ ebsa110_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) __raw_writeb(count & 0xff, PIT_T1); __raw_writeb(count >> 8, PIT_T1); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index a87a784..e3fd1ab 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -97,7 +97,7 @@ static unsigned int last_jiffy_time; #define TIMER4_TICKS_PER_JIFFY ((CLOCK_TICK_RATE + (HZ/2)) / HZ) -static int ep93xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static int ep93xx_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -106,7 +106,7 @@ static int ep93xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) (__raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time) >= TIMER4_TICKS_PER_JIFFY) { last_jiffy_time += TIMER4_TICKS_PER_JIFFY; - timer_tick(regs); + timer_tick(); } write_sequnlock(&xtime_lock); @@ -245,7 +245,7 @@ EXPORT_SYMBOL(gpio_line_set); * EP93xx IRQ handling *************************************************************************/ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, - struct irqdesc *desc, struct pt_regs *regs) + struct irqdesc *desc) { unsigned char status; int i; @@ -254,7 +254,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, for (i = 0; i < 8; i++) { if (status & (1 << i)) { desc = irq_desc + IRQ_EP93XX_GPIO(0) + i; - desc_handle_irq(IRQ_EP93XX_GPIO(0) + i, desc, regs); + desc_handle_irq(IRQ_EP93XX_GPIO(0) + i, desc); } } @@ -262,7 +262,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, for (i = 0; i < 8; i++) { if (status & (1 << i)) { desc = irq_desc + IRQ_EP93XX_GPIO(8) + i; - desc_handle_irq(IRQ_EP93XX_GPIO(8) + i, desc, regs); + desc_handle_irq(IRQ_EP93XX_GPIO(8) + i, desc); } } } diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c index 2af6108..fa6be87 100644 --- a/arch/arm/mach-footbridge/dc21285-timer.c +++ b/arch/arm/mach-footbridge/dc21285-timer.c @@ -28,13 +28,13 @@ static unsigned long timer1_gettimeoffset (void) } static irqreturn_t -timer1_interrupt(int irq, void *dev_id, struct pt_regs *regs) +timer1_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); *CSR_TIMER1_CLR = 0; - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c index a1ae49d..fa5d497 100644 --- a/arch/arm/mach-footbridge/dc21285.c +++ b/arch/arm/mach-footbridge/dc21285.c @@ -154,7 +154,7 @@ static void dc21285_enable_error(unsigned long __data) /* * Warn on PCI errors. */ -static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dc21285_abort_irq(int irq, void *dev_id) { unsigned int cmd; unsigned int status; @@ -165,7 +165,7 @@ static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs if (status & PCI_STATUS_REC_MASTER_ABORT) { printk(KERN_DEBUG "PCI: master abort, pc=0x%08lx\n", - instruction_pointer(regs)); + instruction_pointer(get_irq_regs())); cmd |= PCI_STATUS_REC_MASTER_ABORT << 16; } @@ -184,7 +184,7 @@ static irqreturn_t dc21285_abort_irq(int irq, void *dev_id, struct pt_regs *regs return IRQ_HANDLED; } -static irqreturn_t dc21285_serr_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dc21285_serr_irq(int irq, void *dev_id) { struct timer_list *timer = dev_id; unsigned int cntl; @@ -206,7 +206,7 @@ static irqreturn_t dc21285_serr_irq(int irq, void *dev_id, struct pt_regs *regs) return IRQ_HANDLED; } -static irqreturn_t dc21285_discard_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dc21285_discard_irq(int irq, void *dev_id) { printk(KERN_DEBUG "PCI: discard timer expired\n"); *CSR_SA110_CNTL &= 0xffffde07; @@ -214,7 +214,7 @@ static irqreturn_t dc21285_discard_irq(int irq, void *dev_id, struct pt_regs *re return IRQ_HANDLED; } -static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id) { unsigned int cmd; @@ -228,7 +228,7 @@ static irqreturn_t dc21285_dparity_irq(int irq, void *dev_id, struct pt_regs *re return IRQ_HANDLED; } -static irqreturn_t dc21285_parity_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dc21285_parity_irq(int irq, void *dev_id) { struct timer_list *timer = dev_id; unsigned int cmd; diff --git a/arch/arm/mach-footbridge/isa-irq.c b/arch/arm/mach-footbridge/isa-irq.c index 87448c2..888dedd 100644 --- a/arch/arm/mach-footbridge/isa-irq.c +++ b/arch/arm/mach-footbridge/isa-irq.c @@ -85,17 +85,17 @@ static struct irqchip isa_hi_chip = { }; static void -isa_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +isa_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned int isa_irq = *(unsigned char *)PCIIACK_BASE; if (isa_irq < _ISA_IRQ(0) || isa_irq >= _ISA_IRQ(16)) { - do_bad_IRQ(isa_irq, desc, regs); + do_bad_IRQ(isa_irq, desc); return; } desc = irq_desc + isa_irq; - desc_handle_irq(isa_irq, desc, regs); + desc_handle_irq(isa_irq, desc); } static struct irqaction irq_cascade = { diff --git a/arch/arm/mach-footbridge/isa-timer.c b/arch/arm/mach-footbridge/isa-timer.c index c4810a4..d884a39 100644 --- a/arch/arm/mach-footbridge/isa-timer.c +++ b/arch/arm/mach-footbridge/isa-timer.c @@ -62,10 +62,10 @@ static unsigned long isa_gettimeoffset(void) } static irqreturn_t -isa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +isa_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; } diff --git a/arch/arm/mach-h720x/common.c b/arch/arm/mach-h720x/common.c index c096b45..4719229 100644 --- a/arch/arm/mach-h720x/common.c +++ b/arch/arm/mach-h720x/common.c @@ -101,14 +101,14 @@ static void inline unmask_gpio_irq(u32 irq) static void h720x_gpio_handler(unsigned int mask, unsigned int irq, - struct irqdesc *desc, struct pt_regs *regs) + struct irqdesc *desc) { IRQDBG("%s irq: %d\n",__FUNCTION__,irq); desc = irq_desc + irq; while (mask) { if (mask & 1) { IRQDBG("handling irq %d\n", irq); - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } irq++; desc++; @@ -117,63 +117,58 @@ h720x_gpio_handler(unsigned int mask, unsigned int irq, } static void -h720x_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h720x_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = CPU_REG(GPIO_A_VIRT,GPIO_STAT); irq = IRQ_CHAINED_GPIOA(0); IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq); - h720x_gpio_handler(mask, irq, desc, regs); + h720x_gpio_handler(mask, irq, desc); } static void -h720x_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h720x_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = CPU_REG(GPIO_B_VIRT,GPIO_STAT); irq = IRQ_CHAINED_GPIOB(0); IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq); - h720x_gpio_handler(mask, irq, desc, regs); + h720x_gpio_handler(mask, irq, desc); } static void -h720x_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h720x_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = CPU_REG(GPIO_C_VIRT,GPIO_STAT); irq = IRQ_CHAINED_GPIOC(0); IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq); - h720x_gpio_handler(mask, irq, desc, regs); + h720x_gpio_handler(mask, irq, desc); } static void -h720x_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h720x_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = CPU_REG(GPIO_D_VIRT,GPIO_STAT); irq = IRQ_CHAINED_GPIOD(0); IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq); - h720x_gpio_handler(mask, irq, desc, regs); + h720x_gpio_handler(mask, irq, desc); } #ifdef CONFIG_CPU_H7202 static void -h720x_gpioe_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h720x_gpioe_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = CPU_REG(GPIO_E_VIRT,GPIO_STAT); irq = IRQ_CHAINED_GPIOE(0); IRQDBG("%s mask: 0x%08x irq: %d\n",__FUNCTION__,mask,irq); - h720x_gpio_handler(mask, irq, desc, regs); + h720x_gpio_handler(mask, irq, desc); } #endif diff --git a/arch/arm/mach-h720x/cpu-h7201.c b/arch/arm/mach-h720x/cpu-h7201.c index a9a8255..13f76bd 100644 --- a/arch/arm/mach-h720x/cpu-h7201.c +++ b/arch/arm/mach-h720x/cpu-h7201.c @@ -27,12 +27,12 @@ * Timer interrupt handler */ static irqreturn_t -h7201_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +h7201_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); CPU_REG (TIMER_VIRT, TIMER_TOPSTAT); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-h720x/cpu-h7202.c b/arch/arm/mach-h720x/cpu-h7202.c index da678d1..06fecae 100644 --- a/arch/arm/mach-h720x/cpu-h7202.c +++ b/arch/arm/mach-h720x/cpu-h7202.c @@ -106,8 +106,7 @@ static struct platform_device *devices[] __initdata = { * we have to handle all timer interrupts in one place. */ static void -h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; @@ -115,7 +114,7 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc, if ( mask & TSTAT_T0INT ) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); if( mask == TSTAT_T0INT ) return; @@ -126,7 +125,7 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc, desc = irq_desc + irq; while (mask) { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); irq++; desc++; mask >>= 1; @@ -137,9 +136,9 @@ h7202_timerx_demux_handler(unsigned int irq_unused, struct irqdesc *desc, * Timer interrupt handler */ static irqreturn_t -h7202_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +h7202_timer_interrupt(int irq, void *dev_id) { - h7202_timerx_demux_handler(0, NULL, regs); + h7202_timerx_demux_handler(0, NULL); return IRQ_HANDLED; } diff --git a/arch/arm/mach-imx/dma.c b/arch/arm/mach-imx/dma.c index 3657887..6d50d85 100644 --- a/arch/arm/mach-imx/dma.c +++ b/arch/arm/mach-imx/dma.c @@ -279,8 +279,8 @@ imx_dma_setup_sg(imx_dmach_t dma_ch, */ int imx_dma_setup_handlers(imx_dmach_t dma_ch, - void (*irq_handler) (int, void *, struct pt_regs *), - void (*err_handler) (int, void *, struct pt_regs *, int), + void (*irq_handler) (int, void *), + void (*err_handler) (int, void *, int), void *data) { struct imx_dma_channel *imxdma = &imx_dma_channels[dma_ch]; @@ -461,7 +461,7 @@ imx_dma_request_by_prio(imx_dmach_t * pdma_ch, const char *name, return -ENODEV; } -static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dma_err_handler(int irq, void *dev_id) { int i, disr = DISR; struct imx_dma_channel *channel; @@ -500,7 +500,7 @@ static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs) /*imx_dma_channels[i].sg = NULL;*/ if (channel->name && channel->err_handler) { - channel->err_handler(i, channel->data, regs, errcode); + channel->err_handler(i, channel->data, errcode); continue; } @@ -517,7 +517,7 @@ static irqreturn_t dma_err_handler(int irq, void *dev_id, struct pt_regs *regs) return IRQ_HANDLED; } -static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dma_irq_handler(int irq, void *dev_id) { int i, disr = DISR; @@ -536,7 +536,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) } else { if (channel->irq_handler) channel->irq_handler(i, - channel->data, regs); + channel->data); } } else { /* diff --git a/arch/arm/mach-imx/irq.c b/arch/arm/mach-imx/irq.c index 2688bd8..368b13b 100644 --- a/arch/arm/mach-imx/irq.c +++ b/arch/arm/mach-imx/irq.c @@ -146,13 +146,13 @@ imx_gpio_unmask_irq(unsigned int irq) static void imx_gpio_handler(unsigned int mask, unsigned int irq, - struct irqdesc *desc, struct pt_regs *regs) + struct irqdesc *desc) { desc = irq_desc + irq; while (mask) { if (mask & 1) { DEBUG_IRQ("handling irq %d\n", irq); - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } irq++; desc++; @@ -161,47 +161,43 @@ imx_gpio_handler(unsigned int mask, unsigned int irq, } static void -imx_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +imx_gpioa_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = ISR(0); irq = IRQ_GPIOA(0); - imx_gpio_handler(mask, irq, desc, regs); + imx_gpio_handler(mask, irq, desc); } static void -imx_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +imx_gpiob_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = ISR(1); irq = IRQ_GPIOB(0); - imx_gpio_handler(mask, irq, desc, regs); + imx_gpio_handler(mask, irq, desc); } static void -imx_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +imx_gpioc_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = ISR(2); irq = IRQ_GPIOC(0); - imx_gpio_handler(mask, irq, desc, regs); + imx_gpio_handler(mask, irq, desc); } static void -imx_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +imx_gpiod_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int mask, irq; mask = ISR(3); irq = IRQ_GPIOD(0); - imx_gpio_handler(mask, irq, desc, regs); + imx_gpio_handler(mask, irq, desc); } static struct irq_chip imx_internal_chip = { diff --git a/arch/arm/mach-imx/time.c b/arch/arm/mach-imx/time.c index 6ed7523..8ae4a2c5 100644 --- a/arch/arm/mach-imx/time.c +++ b/arch/arm/mach-imx/time.c @@ -56,7 +56,7 @@ static unsigned long imx_gettimeoffset(void) * IRQ handler for the timer */ static irqreturn_t -imx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +imx_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -64,7 +64,7 @@ imx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) if (IMX_TSTAT(TIMER_BASE)) IMX_TSTAT(TIMER_BASE) = 0; - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c index 42021fd..8d880cb 100644 --- a/arch/arm/mach-integrator/core.c +++ b/arch/arm/mach-integrator/core.c @@ -248,7 +248,7 @@ unsigned long integrator_gettimeoffset(void) * IRQ handler for the timer */ static irqreturn_t -integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +integrator_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -262,7 +262,7 @@ integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) * primary CPU */ if (hard_smp_processor_id() == 0) { - timer_tick(regs); + timer_tick(); #ifdef CONFIG_SMP smp_send_timer(); #endif @@ -272,7 +272,7 @@ integrator_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) /* * this is the ARM equivalent of the APIC timer interrupt */ - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif /* CONFIG_SMP */ write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 678b6ba..771b65b 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -202,12 +202,12 @@ static struct irq_chip sic_chip = { }; static void -sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +sic_handle_irq(unsigned int irq, struct irqdesc *desc) { unsigned long status = sic_readl(INTCP_VA_SIC_BASE + IRQ_STATUS); if (status == 0) { - do_bad_IRQ(irq, desc, regs); + do_bad_IRQ(irq, desc); return; } @@ -218,7 +218,7 @@ sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) irq += IRQ_SIC_START; desc = irq_desc + irq; - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } while (status); } diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c index 4418f6d..fb8c6d9 100644 --- a/arch/arm/mach-integrator/pci_v3.c +++ b/arch/arm/mach-integrator/pci_v3.c @@ -440,9 +440,10 @@ v3_pci_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) return 1; } -static irqreturn_t v3_irq(int irq, void *devid, struct pt_regs *regs) +static irqreturn_t v3_irq(int irq, void *devid) { #ifdef CONFIG_DEBUG_LL + struct pt_regs *regs = get_irq_regs(); unsigned long pc = instruction_pointer(regs); unsigned long instr = *(unsigned long *)pc; char buf[128]; diff --git a/arch/arm/mach-integrator/time.c b/arch/arm/mach-integrator/time.c index ee49cf7..5278f58 100644 --- a/arch/arm/mach-integrator/time.c +++ b/arch/arm/mach-integrator/time.c @@ -96,8 +96,7 @@ static struct rtc_ops rtc_ops = { .set_alarm = integrator_rtc_set_alarm, }; -static irqreturn_t arm_rtc_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t arm_rtc_interrupt(int irq, void *dev_id) { writel(0, rtc_base + RTC_EOI); return IRQ_HANDLED; diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c index 7f91f68..22c98e9 100644 --- a/arch/arm/mach-ixp2000/core.c +++ b/arch/arm/mach-ixp2000/core.c @@ -204,7 +204,7 @@ unsigned long ixp2000_gettimeoffset (void) return offset / ticks_per_usec; } -static int ixp2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static int ixp2000_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -213,7 +213,7 @@ static int ixp2000_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) while ((signed long)(next_jiffy_time - *missing_jiffy_timer_csr) >= ticks_per_jiffy) { - timer_tick(regs); + timer_tick(); next_jiffy_time -= ticks_per_jiffy; } @@ -308,7 +308,7 @@ EXPORT_SYMBOL(gpio_line_config); /************************************************************************* * IRQ handling IXP2000 *************************************************************************/ -static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc) { int i; unsigned long status = *IXP2000_GPIO_INST; @@ -316,7 +316,7 @@ static void ixp2000_GPIO_irq_handler(unsigned int irq, struct irqdesc *desc, str for (i = 0; i <= 7; i++) { if (status & (1<<i)) { desc = irq_desc + i + IRQ_IXP2000_GPIO0; - desc_handle_irq(i + IRQ_IXP2000_GPIO0, desc, regs); + desc_handle_irq(i + IRQ_IXP2000_GPIO0, desc); } } } @@ -401,7 +401,7 @@ static void ixp2000_pci_irq_unmask(unsigned int irq) /* * Error interrupts. These are used extensively by the microengine drivers */ -static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc) { int i; unsigned long status = *IXP2000_IRQ_ERR_STATUS; @@ -409,7 +409,7 @@ static void ixp2000_err_irq_handler(unsigned int irq, struct irqdesc *desc, str for(i = 31; i >= 0; i--) { if(status & (1 << i)) { desc = irq_desc + IRQ_IXP2000_DRAM0_MIN_ERR + i; - desc_handle_irq(IRQ_IXP2000_DRAM0_MIN_ERR + i, desc, regs); + desc_handle_irq(IRQ_IXP2000_DRAM0_MIN_ERR + i, desc); } } } diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c index 40eef8b..af48cb5 100644 --- a/arch/arm/mach-ixp2000/ixdp2x00.c +++ b/arch/arm/mach-ixp2000/ixdp2x00.c @@ -106,7 +106,7 @@ static void ixdp2x00_irq_unmask(unsigned int irq) ixp2000_release_slowport(&old_cfg); } -static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc) { volatile u32 ex_interrupt = 0; static struct slowport_cfg old_cfg; @@ -132,7 +132,7 @@ static void ixdp2x00_irq_handler(unsigned int irq, struct irqdesc *desc, struct struct irqdesc *cpld_desc; int cpld_irq = IXP2000_BOARD_IRQ(0) + i; cpld_desc = irq_desc + cpld_irq; - desc_handle_irq(cpld_irq, cpld_desc, regs); + desc_handle_irq(cpld_irq, cpld_desc); } } diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c index 7f42366..9ccae9e 100644 --- a/arch/arm/mach-ixp2000/ixdp2x01.c +++ b/arch/arm/mach-ixp2000/ixdp2x01.c @@ -63,7 +63,7 @@ static void ixdp2x01_irq_unmask(unsigned int irq) static u32 valid_irq_mask; -static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc) { u32 ex_interrupt; int i; @@ -82,7 +82,7 @@ static void ixdp2x01_irq_handler(unsigned int irq, struct irqdesc *desc, struct struct irqdesc *cpld_desc; int cpld_irq = IXP2000_BOARD_IRQ(0) + i; cpld_desc = irq_desc + cpld_irq; - desc_handle_irq(cpld_irq, cpld_desc, regs); + desc_handle_irq(cpld_irq, cpld_desc); } } diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c index 566a078..a704a18 100644 --- a/arch/arm/mach-ixp23xx/core.c +++ b/arch/arm/mach-ixp23xx/core.c @@ -251,7 +251,7 @@ static void ixp23xx_pci_irq_unmask(unsigned int irq) /* * TODO: Should this just be done at ASM level? */ -static void pci_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void pci_handler(unsigned int irq, struct irqdesc *desc) { u32 pci_interrupt; unsigned int irqno; @@ -271,7 +271,7 @@ static void pci_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs * } int_desc = irq_desc + irqno; - desc_handle_irq(irqno, int_desc, regs); + desc_handle_irq(irqno, int_desc); desc->chip->unmask(irq); } @@ -348,12 +348,12 @@ ixp23xx_gettimeoffset(void) } static irqreturn_t -ixp23xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +ixp23xx_timer_interrupt(int irq, void *dev_id) { /* Clear Pending Interrupt by writing '1' to it */ *IXP23XX_TIMER_STATUS = IXP23XX_TIMER1_INT_PEND; while ((signed long)(*IXP23XX_TIMER_CONT - next_jiffy_time) >= LATCH) { - timer_tick(regs); + timer_tick(); next_jiffy_time += LATCH; } diff --git a/arch/arm/mach-ixp23xx/ixdp2351.c b/arch/arm/mach-ixp23xx/ixdp2351.c index 37a32e6..b6ab0e8 100644 --- a/arch/arm/mach-ixp23xx/ixdp2351.c +++ b/arch/arm/mach-ixp23xx/ixdp2351.c @@ -60,7 +60,7 @@ static void ixdp2351_inta_unmask(unsigned int irq) *IXDP2351_CPLD_INTA_MASK_CLR_REG = IXDP2351_INTA_IRQ_MASK(irq); } -static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc) { u16 ex_interrupt = *IXDP2351_CPLD_INTA_STAT_REG & IXDP2351_INTA_IRQ_VALID; @@ -74,7 +74,7 @@ static void ixdp2351_inta_handler(unsigned int irq, struct irqdesc *desc, struct int cpld_irq = IXP23XX_MACH_IRQ(IXDP2351_INTA_IRQ_BASE + i); cpld_desc = irq_desc + cpld_irq; - desc_handle_irq(cpld_irq, cpld_desc, regs); + desc_handle_irq(cpld_irq, cpld_desc); } } @@ -97,7 +97,7 @@ static void ixdp2351_intb_unmask(unsigned int irq) *IXDP2351_CPLD_INTB_MASK_CLR_REG = IXDP2351_INTB_IRQ_MASK(irq); } -static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc) { u16 ex_interrupt = *IXDP2351_CPLD_INTB_STAT_REG & IXDP2351_INTB_IRQ_VALID; @@ -111,7 +111,7 @@ static void ixdp2351_intb_handler(unsigned int irq, struct irqdesc *desc, struct int cpld_irq = IXP23XX_MACH_IRQ(IXDP2351_INTB_IRQ_BASE + i); cpld_desc = irq_desc + cpld_irq; - desc_handle_irq(cpld_irq, cpld_desc, regs); + desc_handle_irq(cpld_irq, cpld_desc); } } diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index 35dd8b3..c7513f6 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -256,7 +256,7 @@ static unsigned volatile last_jiffy_time; #define CLOCK_TICKS_PER_USEC ((CLOCK_TICK_RATE + USEC_PER_SEC/2) / USEC_PER_SEC) -static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -267,7 +267,7 @@ static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs * Catch up with the real idea of time */ while ((signed long)(*IXP4XX_OSTS - last_jiffy_time) >= LATCH) { - timer_tick(regs); + timer_tick(); last_jiffy_time += LATCH; } diff --git a/arch/arm/mach-ixp4xx/nas100d-power.c b/arch/arm/mach-ixp4xx/nas100d-power.c index 81ffcae..29aa98d 100644 --- a/arch/arm/mach-ixp4xx/nas100d-power.c +++ b/arch/arm/mach-ixp4xx/nas100d-power.c @@ -24,7 +24,7 @@ #include <asm/mach-types.h> -static irqreturn_t nas100d_reset_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t nas100d_reset_handler(int irq, void *dev_id) { /* Signal init to do the ctrlaltdel action, this will bypass init if * it hasn't started and do a kernel_restart. diff --git a/arch/arm/mach-ixp4xx/nslu2-power.c b/arch/arm/mach-ixp4xx/nslu2-power.c index a29b3b2..acd71e9 100644 --- a/arch/arm/mach-ixp4xx/nslu2-power.c +++ b/arch/arm/mach-ixp4xx/nslu2-power.c @@ -25,7 +25,7 @@ #include <asm/mach-types.h> -static irqreturn_t nslu2_power_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t nslu2_power_handler(int irq, void *dev_id) { /* Signal init to do the ctrlaltdel action, this will bypass init if * it hasn't started and do a kernel_restart. @@ -35,7 +35,7 @@ static irqreturn_t nslu2_power_handler(int irq, void *dev_id, struct pt_regs *re return IRQ_HANDLED; } -static irqreturn_t nslu2_reset_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t nslu2_reset_handler(int irq, void *dev_id) { /* This is the paper-clip reset, it shuts the machine down directly. */ diff --git a/arch/arm/mach-lh7a40x/arch-kev7a400.c b/arch/arm/mach-lh7a40x/arch-kev7a400.c index 4f2ab48..15fbcc9 100644 --- a/arch/arm/mach-lh7a40x/arch-kev7a400.c +++ b/arch/arm/mach-lh7a40x/arch-kev7a400.c @@ -71,14 +71,13 @@ static struct irq_chip kev7a400_cpld_chip = { }; -static void kev7a400_cpld_handler (unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void kev7a400_cpld_handler (unsigned int irq, struct irqdesc *desc) { u32 mask = CPLD_LATCHED_INTS; irq = IRQ_KEV7A400_CPLD; for (; mask; mask >>= 1, ++irq) { if (mask & 1) - desc[irq].handle (irq, desc, regs); + desc[irq].handle (irq, desc); } } diff --git a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c index a21b12f..8441e0a 100644 --- a/arch/arm/mach-lh7a40x/arch-lpd7a40x.c +++ b/arch/arm/mach-lh7a40x/arch-lpd7a40x.c @@ -207,8 +207,7 @@ static struct irq_chip lpd7a40x_cpld_chip = { .unmask = lh7a40x_unmask_cpld_irq, }; -static void lpd7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void lpd7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc) { unsigned int mask = CPLD_INTERRUPTS; diff --git a/arch/arm/mach-lh7a40x/irq-kev7a400.c b/arch/arm/mach-lh7a40x/irq-kev7a400.c index f9b3fe9..6460713 100644 --- a/arch/arm/mach-lh7a40x/irq-kev7a400.c +++ b/arch/arm/mach-lh7a40x/irq-kev7a400.c @@ -51,14 +51,13 @@ irq_chip lh7a400_cpld_chip = { }; static void -lh7a400_cpld_handler (unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +lh7a400_cpld_handler (unsigned int irq, struct irqdesc *desc) { u32 mask = CPLD_LATCHED_INTS; irq = IRQ_KEV_7A400_CPLD; for (; mask; mask >>= 1, ++irq) { if (mask & 1) - desc[irq].handle (irq, desc, regs); + desc[irq].handle (irq, desc); } } diff --git a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c index d6055dd..b203768 100644 --- a/arch/arm/mach-lh7a40x/irq-lpd7a40x.c +++ b/arch/arm/mach-lh7a40x/irq-lpd7a40x.c @@ -57,8 +57,7 @@ static struct irq_chip lh7a40x_cpld_chip = { .unmask = lh7a40x_unmask_cpld_irq, }; -static void lh7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void lh7a40x_cpld_handler (unsigned int irq, struct irqdesc *desc) { unsigned int mask = CPLD_INTERRUPTS; diff --git a/arch/arm/mach-lh7a40x/time.c b/arch/arm/mach-lh7a40x/time.c index ad5652e..bef3c4b 100644 --- a/arch/arm/mach-lh7a40x/time.c +++ b/arch/arm/mach-lh7a40x/time.c @@ -39,12 +39,12 @@ #endif static irqreturn_t -lh7a40x_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +lh7a40x_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); TIMER_EOI = 0; - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c index af0b135..edbbbdc 100644 --- a/arch/arm/mach-netx/generic.c +++ b/arch/arm/mach-netx/generic.c @@ -69,8 +69,7 @@ static struct platform_device *devices[] __initdata = { #endif static void -netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc, - struct pt_regs *regs) +netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc) { unsigned int irq = NETX_IRQ_HIF_CHAINED(0); unsigned int stat; @@ -83,7 +82,7 @@ netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc, while (stat) { if (stat & 1) { DEBUG_IRQ("handling irq %d\n", irq); - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } irq++; desc++; diff --git a/arch/arm/mach-netx/time.c b/arch/arm/mach-netx/time.c index 6d72c81..0993336 100644 --- a/arch/arm/mach-netx/time.c +++ b/arch/arm/mach-netx/time.c @@ -38,11 +38,11 @@ static unsigned long netx_gettimeoffset(void) * IRQ handler for the timer */ static irqreturn_t -netx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +netx_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); /* acknowledge interrupt */ diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 6b05647..3a62280 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -327,7 +327,7 @@ static struct spi_board_info __initdata mistral_boardinfo[] = { { #ifdef CONFIG_PM static irqreturn_t -osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs) +osk_mistral_wake_interrupt(int irq, void *ignored) { return IRQ_HANDLED; } diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c index efe9bfc..8e40208 100644 --- a/arch/arm/mach-omap1/fpga.c +++ b/arch/arm/mach-omap1/fpga.c @@ -84,8 +84,7 @@ static void fpga_mask_ack_irq(unsigned int irq) fpga_ack_irq(irq); } -void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc) { struct irqdesc *d; u32 stat; @@ -101,7 +100,7 @@ void innovator_fpga_IRQ_demux(unsigned int irq, struct irqdesc *desc, fpga_irq++, stat >>= 1) { if (stat & 1) { d = irq_desc + fpga_irq; - desc_handle_irq(fpga_irq, d, regs); + desc_handle_irq(fpga_irq, d); } } } diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index cd76185..4834758 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -682,8 +682,7 @@ static int omap_pm_finish(suspend_state_t state) } -static irqreturn_t omap_wakeup_interrupt(int irq, void * dev, - struct pt_regs * regs) +static irqreturn_t omap_wakeup_interrupt(int irq, void *dev) { return IRQ_HANDLED; } diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index c4b7902..4cc98a5 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -204,8 +204,7 @@ void __init omap_serial_init(void) #ifdef CONFIG_OMAP_SERIAL_WAKE -static irqreturn_t omap_serial_wake_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap_serial_wake_interrupt(int irq, void *dev_id) { /* Need to do something with serial port right after wake-up? */ return IRQ_HANDLED; diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 4d91b9f..1b7e4a5 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -160,8 +160,7 @@ static unsigned long omap_mpu_timer_gettimeoffset(void) * Latency during the interrupt is calculated using timer1. * Both timer0 and timer1 are counting at 6MHz (P2 6.5MHz). */ -static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id) { unsigned long now, latency; @@ -169,7 +168,7 @@ static irqreturn_t omap_mpu_timer_interrupt(int irq, void *dev_id, now = 0 - omap_mpu_timer_read(0); latency = MPU_TICKS_PER_SEC / HZ - omap_mpu_timer_read(1); omap_mpu_timer_last = now - latency; - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; @@ -182,8 +181,7 @@ static struct irqaction omap_mpu_timer_irq = { }; static unsigned long omap_mpu_timer1_overflows; -static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id) { omap_mpu_timer1_overflows++; return IRQ_HANDLED; diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index c37b0e6..03d6905 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -203,7 +203,7 @@ static void __init apollon_led_init(void) omap_set_gpio_dataout(LED2_GPIO15, 0); } -static irqreturn_t apollon_sw_interrupt(int irq, void *ignored, struct pt_regs *regs) +static irqreturn_t apollon_sw_interrupt(int irq, void *ignored) { static unsigned int led0, led1, led2; diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index fe5fd6d..973189c 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -37,13 +37,12 @@ static inline void omap2_gp_timer_start(unsigned long load_val) omap_dm_timer_start(gptimer); } -static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); omap_dm_timer_write_status(gptimer, OMAP_TIMER_INT_OVERFLOW); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-pnx4008/dma.c b/arch/arm/mach-pnx4008/dma.c index ec01574..d6a279e 100644 --- a/arch/arm/mach-pnx4008/dma.c +++ b/arch/arm/mach-pnx4008/dma.c @@ -32,7 +32,7 @@ static struct dma_channel { char *name; - void (*irq_handler) (int, int, void *, struct pt_regs *); + void (*irq_handler) (int, int, void *); void *data; struct pnx4008_dma_ll *ll; u32 ll_dma; @@ -150,8 +150,7 @@ static inline void pnx4008_dma_unlock(void) #define VALID_CHANNEL(c) (((c) >= 0) && ((c) < MAX_DMA_CHANNELS)) int pnx4008_request_channel(char *name, int ch, - void (*irq_handler) (int, int, void *, - struct pt_regs *), void *data) + void (*irq_handler) (int, int, void *), void *data) { int i, found = 0; @@ -1033,7 +1032,7 @@ int pnx4008_dma_ch_enabled(int ch) EXPORT_SYMBOL_GPL(pnx4008_dma_ch_enabled); -static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dma_irq_handler(int irq, void *dev_id) { int i; unsigned long dint = __raw_readl(DMAC_INT_STAT); @@ -1053,8 +1052,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) cause |= DMA_ERR_INT; if (tcint & i_bit) cause |= DMA_TC_INT; - channel->irq_handler(i, cause, channel->data, - regs); + channel->irq_handler(i, cause, channel->data); } else { /* * IRQ for an unregistered DMA channel diff --git a/arch/arm/mach-pnx4008/time.c b/arch/arm/mach-pnx4008/time.c index b986065..8621c20 100644 --- a/arch/arm/mach-pnx4008/time.c +++ b/arch/arm/mach-pnx4008/time.c @@ -47,15 +47,14 @@ static unsigned long pnx4008_gettimeoffset(void) /*! * IRQ handler for the timer */ -static irqreturn_t pnx4008_timer_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t pnx4008_timer_interrupt(int irq, void *dev_id) { if (__raw_readl(HSTIM_INT) & MATCH0_INT) { write_seqlock(&xtime_lock); do { - timer_tick(regs); + timer_tick(); /* * this algorithm takes care of possible delay diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 337c01c..74f8378 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -212,7 +212,7 @@ static struct platform_device corgits_device = { */ static struct pxamci_platform_data corgi_mci_platform_data; -static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(int, void *, struct pt_regs *), void *data) +static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(int, void *), void *data) { int err; diff --git a/arch/arm/mach-pxa/dma.c b/arch/arm/mach-pxa/dma.c index 7d8c854..4440bab 100644 --- a/arch/arm/mach-pxa/dma.c +++ b/arch/arm/mach-pxa/dma.c @@ -27,13 +27,13 @@ static struct dma_channel { char *name; - void (*irq_handler)(int, void *, struct pt_regs *); + void (*irq_handler)(int, void *); void *data; } dma_channels[PXA_DMA_CHANNELS]; int pxa_request_dma (char *name, pxa_dma_prio prio, - void (*irq_handler)(int, void *, struct pt_regs *), + void (*irq_handler)(int, void *), void *data) { unsigned long flags; @@ -87,7 +87,7 @@ void pxa_free_dma (int dma_ch) local_irq_restore(flags); } -static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dma_irq_handler(int irq, void *dev_id) { int i, dint = DINT; @@ -95,7 +95,7 @@ static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) if (dint & (1 << i)) { struct dma_channel *channel = &dma_channels[i]; if (channel->name && channel->irq_handler) { - channel->irq_handler(i, channel->data, regs); + channel->irq_handler(i, channel->data); } else { /* * IRQ for an unregistered DMA channel: diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index 3e4b0ab..a4cb875 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -125,7 +125,7 @@ static struct pxafb_mach_info sharp_lm8v31 = { .pxafb_lcd_power = &idp_lcd_power }; -static int idp_mci_init(struct device *dev, irqreturn_t (*idp_detect_int)(int, void *, struct pt_regs *), void *data) +static int idp_mci_init(struct device *dev, irqreturn_t (*idp_detect_int)(int, void *), void *data) { /* setup GPIO for PXA25x MMC controller */ pxa_gpio_mode(GPIO6_MMCCLK_MD); diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 12141e2..ab1a160 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -143,8 +143,7 @@ static struct irq_chip pxa_low_gpio_chip = { * Demux handler for GPIO>=2 edge detect interrupts */ -static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc) { unsigned int mask; int loop; @@ -160,7 +159,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc, mask >>= 2; do { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); irq++; desc++; mask >>= 1; @@ -175,7 +174,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc, desc = irq_desc + irq; do { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); irq++; desc++; mask >>= 1; @@ -190,7 +189,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc, desc = irq_desc + irq; do { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); irq++; desc++; mask >>= 1; @@ -206,7 +205,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irqdesc *desc, desc = irq_desc + irq; do { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); irq++; desc++; mask >>= 1; diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index eff2a91..5749f6b 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -75,8 +75,7 @@ static struct irq_chip lpd270_irq_chip = { .unmask = lpd270_unmask_irq, }; -static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned long pending; @@ -86,7 +85,7 @@ static void lpd270_irq_handler(unsigned int irq, struct irqdesc *desc, if (likely(pending)) { irq = LPD270_IRQ(0) + __ffs(pending); desc = irq_desc + irq; - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); pending = __raw_readw(LPD270_INT_STATUS) & lpd270_irq_enabled; diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 157cf47..b1e77bd 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -85,8 +85,7 @@ static struct irq_chip lubbock_irq_chip = { .unmask = lubbock_unmask_irq, }; -static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned long pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled; do { @@ -94,7 +93,7 @@ static void lubbock_irq_handler(unsigned int irq, struct irqdesc *desc, if (likely(pending)) { irq = LUBBOCK_IRQ(0) + __ffs(pending); desc = irq_desc + irq; - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } pending = LUB_IRQ_SET_CLR & lubbock_irq_enabled; } while (pending); @@ -379,7 +378,7 @@ static struct pxafb_mach_info sharp_lm8v31 = { #define MMC_POLL_RATE msecs_to_jiffies(1000) static void lubbock_mmc_poll(unsigned long); -static irqreturn_t (*mmc_detect_int)(int, void *, struct pt_regs *); +static irqreturn_t (*mmc_detect_int)(int, void *); static struct timer_list mmc_timer = { .function = lubbock_mmc_poll, @@ -403,17 +402,17 @@ static void lubbock_mmc_poll(unsigned long data) } } -static irqreturn_t lubbock_detect_int(int irq, void *data, struct pt_regs *regs) +static irqreturn_t lubbock_detect_int(int irq, void *data) { /* IRQ is level triggered; disable, and poll for removal */ disable_irq(irq); mod_timer(&mmc_timer, jiffies + MMC_POLL_RATE); - return mmc_detect_int(irq, data, regs); + return mmc_detect_int(irq, data); } static int lubbock_mci_init(struct device *dev, - irqreturn_t (*detect_int)(int, void *, struct pt_regs *), + irqreturn_t (*detect_int)(int, void *), void *data) { /* setup GPIO for PXA25x MMC controller */ diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 7ba0447..8c30197 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -71,8 +71,7 @@ static struct irq_chip mainstone_irq_chip = { .unmask = mainstone_unmask_irq, }; -static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled; do { @@ -80,7 +79,7 @@ static void mainstone_irq_handler(unsigned int irq, struct irqdesc *desc, if (likely(pending)) { irq = MAINSTONE_IRQ(0) + __ffs(pending); desc = irq_desc + irq; - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } pending = MST_INTSETCLR & mainstone_irq_enabled; } while (pending); @@ -314,7 +313,7 @@ static struct pxafb_mach_info mainstone_pxafb_info = { .pxafb_backlight_power = mainstone_backlight_power, }; -static int mainstone_mci_init(struct device *dev, irqreturn_t (*mstone_detect_int)(int, void *, struct pt_regs *), void *data) +static int mainstone_mci_init(struct device *dev, irqreturn_t (*mstone_detect_int)(int, void *), void *data) { int err; diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index 5e8c098..9052a97 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -197,7 +197,7 @@ static struct platform_device poodle_ts_device = { */ static struct pxamci_platform_data poodle_mci_platform_data; -static int poodle_mci_init(struct device *dev, irqreturn_t (*poodle_detect_int)(int, void *, struct pt_regs *), void *data) +static int poodle_mci_init(struct device *dev, irqreturn_t (*poodle_detect_int)(int, void *), void *data) { int err; diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 401cdb8..911452d 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -291,7 +291,7 @@ static struct platform_device spitzts_device = { static struct pxamci_platform_data spitz_mci_platform_data; -static int spitz_mci_init(struct device *dev, irqreturn_t (*spitz_detect_int)(int, void *, struct pt_regs *), void *data) +static int spitz_mci_init(struct device *dev, irqreturn_t (*spitz_detect_int)(int, void *), void *data) { int err; diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c index 1fddfea..6cc2027 100644 --- a/arch/arm/mach-pxa/ssp.c +++ b/arch/arm/mach-pxa/ssp.c @@ -65,7 +65,7 @@ static const struct ssp_info_ ssp_info[PXA_SSP_PORTS] = { static DEFINE_MUTEX(mutex); static int use_count[PXA_SSP_PORTS] = {0, 0, 0}; -static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t ssp_interrupt(int irq, void *dev_id) { struct ssp_dev *dev = (struct ssp_dev*) dev_id; unsigned int status = SSSR_P(dev->port); diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c index 5dbd191..3ac268f 100644 --- a/arch/arm/mach-pxa/time.c +++ b/arch/arm/mach-pxa/time.c @@ -75,7 +75,7 @@ static int match_posponed; #endif static irqreturn_t -pxa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +pxa_timer_interrupt(int irq, void *dev_id) { int next_match; @@ -105,7 +105,7 @@ pxa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) * exactly one tick period which should be a pretty rare event. */ do { - timer_tick(regs); + timer_tick(); OSSR = OSSR_M0; /* Clear match on timer 0 */ next_match = (OSMR0 += LATCH); } while( (signed long)(next_match - OSCR) <= 8 ); @@ -157,13 +157,13 @@ static void pxa_dyn_tick_reprogram(unsigned long ticks) } static irqreturn_t -pxa_dyn_tick_handler(int irq, void *dev_id, struct pt_regs *regs) +pxa_dyn_tick_handler(int irq, void *dev_id) { if (match_posponed) { match_posponed = 0; OSMR0 = initial_match; if ( (signed long)(initial_match - OSCR) <= 8 ) - return pxa_timer_interrupt(irq, dev_id, regs); + return pxa_timer_interrupt(irq, dev_id); } return IRQ_NONE; } diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 2493536..17e46c1 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -174,7 +174,7 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = { */ static struct pxamci_platform_data tosa_mci_platform_data; -static int tosa_mci_init(struct device *dev, irqreturn_t (*tosa_detect_int)(int, void *, struct pt_regs *), void *data) +static int tosa_mci_init(struct device *dev, irqreturn_t (*tosa_detect_int)(int, void *), void *data) { int err; diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index 910571e..a2c05a8 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -270,7 +270,7 @@ void board_pcmcia_power(int power) {;} #endif /* CONFIG_MACH_TRIZEPS4_CONXS */ EXPORT_SYMBOL(board_pcmcia_power); -static int trizeps4_mci_init(struct device *dev, irqreturn_t (*mci_detect_int)(int, void *, struct pt_regs *), void *data) +static int trizeps4_mci_init(struct device *dev, irqreturn_t (*mci_detect_int)(int, void *), void *data) { int err; /* setup GPIO for PXA27x MMC controller */ diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index da02869..68c6705 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -515,18 +515,18 @@ static unsigned long realview_gettimeoffset(void) /* * IRQ handler for the timer */ -static irqreturn_t realview_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t realview_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); // ...clear the interrupt writel(1, TIMER0_VA_BASE + TIMER_INTCLR); - timer_tick(regs); + timer_tick(); #if defined(CONFIG_SMP) && !defined(CONFIG_LOCAL_TIMERS) smp_send_timer(); - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif write_sequnlock(&xtime_lock); diff --git a/arch/arm/mach-rpc/dma.c b/arch/arm/mach-rpc/dma.c index ac511d4..596379a 100644 --- a/arch/arm/mach-rpc/dma.c +++ b/arch/arm/mach-rpc/dma.c @@ -83,7 +83,7 @@ static void iomd_get_next_sg(struct scatterlist *sg, dma_t *dma) sg->length |= flags; } -static irqreturn_t iomd_dma_handle(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t iomd_dma_handle(int irq, void *dev_id) { dma_t *dma = (dma_t *)dev_id; unsigned long base = dma->dma_base; diff --git a/arch/arm/mach-s3c2410/bast-irq.c b/arch/arm/mach-s3c2410/bast-irq.c index 440e9aa..23d5bee 100644 --- a/arch/arm/mach-s3c2410/bast-irq.c +++ b/arch/arm/mach-s3c2410/bast-irq.c @@ -112,8 +112,7 @@ static struct irqchip bast_pc104_chip = { static void bast_irq_pc104_demux(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned int stat; unsigned int irqno; @@ -133,7 +132,7 @@ bast_irq_pc104_demux(unsigned int irq, if (stat & 1) { irqno = bast_pc104_irqs[i]; desc = irq_desc + irqno; - desc_handle_irq(irqno, desc, regs); + desc_handle_irq(irqno, desc); } } } diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c index d264bbb..3d211dc 100644 --- a/arch/arm/mach-s3c2410/dma.c +++ b/arch/arm/mach-s3c2410/dma.c @@ -595,7 +595,7 @@ s3c2410_dma_lastxfer(struct s3c2410_dma_chan *chan) #define dmadbg2(x...) static irqreturn_t -s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs) +s3c2410_dma_irq(int irq, void *devpw) { struct s3c2410_dma_chan *chan = (struct s3c2410_dma_chan *)devpw; struct s3c2410_dma_buf *buf; diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c index 3e9f346..683b349 100644 --- a/arch/arm/mach-s3c2410/irq.c +++ b/arch/arm/mach-s3c2410/irq.c @@ -480,8 +480,7 @@ static struct irqchip s3c_irq_adc = { /* irq demux for adc */ static void s3c_irq_demux_adc(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned int subsrc, submsk; unsigned int offset = 9; @@ -500,17 +499,16 @@ static void s3c_irq_demux_adc(unsigned int irq, if (subsrc != 0) { if (subsrc & 1) { mydesc = irq_desc + IRQ_TC; - desc_handle_irq(IRQ_TC, mydesc, regs); + desc_handle_irq(IRQ_TC, mydesc); } if (subsrc & 2) { mydesc = irq_desc + IRQ_ADC; - desc_handle_irq(IRQ_ADC, mydesc, regs); + desc_handle_irq(IRQ_ADC, mydesc); } } } -static void s3c_irq_demux_uart(unsigned int start, - struct pt_regs *regs) +static void s3c_irq_demux_uart(unsigned int start) { unsigned int subsrc, submsk; unsigned int offset = start - IRQ_S3CUART_RX0; @@ -533,17 +531,17 @@ static void s3c_irq_demux_uart(unsigned int start, desc = irq_desc + start; if (subsrc & 1) - desc_handle_irq(start, desc, regs); + desc_handle_irq(start, desc); desc++; if (subsrc & 2) - desc_handle_irq(start+1, desc, regs); + desc_handle_irq(start+1, desc); desc++; if (subsrc & 4) - desc_handle_irq(start+2, desc, regs); + desc_handle_irq(start+2, desc); } } @@ -551,35 +549,31 @@ static void s3c_irq_demux_uart(unsigned int start, static void s3c_irq_demux_uart0(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { irq = irq; - s3c_irq_demux_uart(IRQ_S3CUART_RX0, regs); + s3c_irq_demux_uart(IRQ_S3CUART_RX0); } static void s3c_irq_demux_uart1(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { irq = irq; - s3c_irq_demux_uart(IRQ_S3CUART_RX1, regs); + s3c_irq_demux_uart(IRQ_S3CUART_RX1); } static void s3c_irq_demux_uart2(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { irq = irq; - s3c_irq_demux_uart(IRQ_S3CUART_RX2, regs); + s3c_irq_demux_uart(IRQ_S3CUART_RX2); } static void s3c_irq_demux_extint8(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned long eintpnd = __raw_readl(S3C24XX_EINTPEND); unsigned long eintmsk = __raw_readl(S3C24XX_EINTMASK); @@ -594,15 +588,14 @@ s3c_irq_demux_extint8(unsigned int irq, eintpnd &= ~(1<<irq); irq += (IRQ_EINT4 - 4); - desc_handle_irq(irq, irq_desc + irq, regs); + desc_handle_irq(irq, irq_desc + irq); } } static void s3c_irq_demux_extint4t7(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned long eintpnd = __raw_readl(S3C24XX_EINTPEND); unsigned long eintmsk = __raw_readl(S3C24XX_EINTMASK); @@ -618,7 +611,7 @@ s3c_irq_demux_extint4t7(unsigned int irq, irq += (IRQ_EINT4 - 4); - desc_handle_irq(irq, irq_desc + irq, regs); + desc_handle_irq(irq, irq_desc + irq); } } diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c index ba5109a..817e2c6 100644 --- a/arch/arm/mach-s3c2410/mach-amlm5900.c +++ b/arch/arm/mach-s3c2410/mach-amlm5900.c @@ -226,7 +226,7 @@ static struct s3c2410fb_mach_info __initdata amlm5900_lcd_info = { #endif static irqreturn_t -amlm5900_wake_interrupt(int irq, void *ignored, struct pt_regs *regs) +amlm5900_wake_interrupt(int irq, void *ignored) { return IRQ_HANDLED; } diff --git a/arch/arm/mach-s3c2410/s3c2440-irq.c b/arch/arm/mach-s3c2410/s3c2440-irq.c index fc08feb..39db075 100644 --- a/arch/arm/mach-s3c2410/s3c2440-irq.c +++ b/arch/arm/mach-s3c2410/s3c2440-irq.c @@ -42,8 +42,7 @@ /* WDT/AC97 */ static void s3c_irq_demux_wdtac97(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned int subsrc, submsk; struct irqdesc *mydesc; @@ -61,11 +60,11 @@ static void s3c_irq_demux_wdtac97(unsigned int irq, if (subsrc != 0) { if (subsrc & 1) { mydesc = irq_desc + IRQ_S3C2440_WDT; - desc_handle_irq(IRQ_S3C2440_WDT, mydesc, regs); + desc_handle_irq(IRQ_S3C2440_WDT, mydesc); } if (subsrc & 2) { mydesc = irq_desc + IRQ_S3C2440_AC97; - desc_handle_irq(IRQ_S3C2440_AC97, mydesc, regs); + desc_handle_irq(IRQ_S3C2440_AC97, mydesc); } } } diff --git a/arch/arm/mach-s3c2410/s3c244x-irq.c b/arch/arm/mach-s3c2410/s3c244x-irq.c index ec702f8..146f210 100644 --- a/arch/arm/mach-s3c2410/s3c244x-irq.c +++ b/arch/arm/mach-s3c2410/s3c244x-irq.c @@ -42,8 +42,7 @@ /* camera irq */ static void s3c_irq_demux_cam(unsigned int irq, - struct irqdesc *desc, - struct pt_regs *regs) + struct irqdesc *desc) { unsigned int subsrc, submsk; struct irqdesc *mydesc; @@ -61,11 +60,11 @@ static void s3c_irq_demux_cam(unsigned int irq, if (subsrc != 0) { if (subsrc & 1) { mydesc = irq_desc + IRQ_S3C2440_CAM_C; - desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc, regs); + desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc); } if (subsrc & 2) { mydesc = irq_desc + IRQ_S3C2440_CAM_P; - desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc, regs); + desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc); } } } diff --git a/arch/arm/mach-s3c2410/time.c b/arch/arm/mach-s3c2410/time.c index 00d1cfc..9910bf0 100644 --- a/arch/arm/mach-s3c2410/time.c +++ b/arch/arm/mach-s3c2410/time.c @@ -128,10 +128,10 @@ static unsigned long s3c2410_gettimeoffset (void) * IRQ handler for the timer */ static irqreturn_t -s3c2410_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +s3c2410_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; } diff --git a/arch/arm/mach-s3c2410/usb-simtec.c b/arch/arm/mach-s3c2410/usb-simtec.c index c635efa..22b0e1c 100644 --- a/arch/arm/mach-s3c2410/usb-simtec.c +++ b/arch/arm/mach-s3c2410/usb-simtec.c @@ -58,7 +58,7 @@ usb_simtec_powercontrol(int port, int to) } static irqreturn_t -usb_simtec_ocirq(int irq, void *pw, struct pt_regs *regs) +usb_simtec_ocirq(int irq, void *pw) { struct s3c2410_hcd_info *info = (struct s3c2410_hcd_info *)pw; diff --git a/arch/arm/mach-sa1100/dma.c b/arch/arm/mach-sa1100/dma.c index 2ea2a65..1fbe053 100644 --- a/arch/arm/mach-sa1100/dma.c +++ b/arch/arm/mach-sa1100/dma.c @@ -42,7 +42,7 @@ static sa1100_dma_t dma_chan[SA1100_DMA_CHANNELS]; static spinlock_t dma_list_lock; -static irqreturn_t dma_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t dma_irq_handler(int irq, void *dev_id) { dma_regs_t *dma_regs = dev_id; sa1100_dma_t *dma = dma_chan + (((u_int)dma_regs >> 5) & 7); diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index 7364478..fa6dc71 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -702,7 +702,7 @@ static u32 gpio_irq_mask[] = { GPIO2_SD_CON_SLT, }; -static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc) { int i; @@ -719,14 +719,14 @@ static void h3800_IRQ_demux(unsigned int irq, struct irqdesc *desc, struct pt_re if (0) printk("%s KPIO 0x%08X\n", __FUNCTION__, irq); for (j = 0; j < H3800_KPIO_IRQ_COUNT; j++) if (irq & kpio_irq_mask[j]) - do_edge_IRQ(H3800_KPIO_IRQ_COUNT + j, irq_desc + H3800_KPIO_IRQ_COUNT + j, regs); + do_edge_IRQ(H3800_KPIO_IRQ_COUNT + j, irq_desc + H3800_KPIO_IRQ_COUNT + j); /* GPIO2 */ irq = H3800_ASIC2_GPIINTFLAG; if (0) printk("%s GPIO 0x%08X\n", __FUNCTION__, irq); for (j = 0; j < H3800_GPIO_IRQ_COUNT; j++) if (irq & gpio_irq_mask[j]) - do_edge_IRQ(H3800_GPIO_IRQ_COUNT + j, irq_desc + H3800_GPIO_IRQ_COUNT + j , regs); + do_edge_IRQ(H3800_GPIO_IRQ_COUNT + j, irq_desc + H3800_GPIO_IRQ_COUNT + j); } if (i >= MAX_ASIC_ISR_LOOPS) diff --git a/arch/arm/mach-sa1100/irq.c b/arch/arm/mach-sa1100/irq.c index b55b90a..f4c6322 100644 --- a/arch/arm/mach-sa1100/irq.c +++ b/arch/arm/mach-sa1100/irq.c @@ -110,8 +110,7 @@ static struct irq_chip sa1100_low_gpio_chip = { * and call the handler. */ static void -sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc) { unsigned int mask; @@ -128,7 +127,7 @@ sa1100_high_gpio_handler(unsigned int irq, struct irqdesc *desc, mask >>= 11; do { if (mask & 1) - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); mask >>= 1; irq++; desc++; diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c index af6d277..354d5e9 100644 --- a/arch/arm/mach-sa1100/neponset.c +++ b/arch/arm/mach-sa1100/neponset.c @@ -29,7 +29,7 @@ * is rather unfortunate. */ static void -neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +neponset_irq_handler(unsigned int irq, struct irqdesc *desc) { unsigned int irr; @@ -69,12 +69,12 @@ neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg if (irr & IRR_ETHERNET) { d = irq_desc + IRQ_NEPONSET_SMC9196; - desc_handle_irq(IRQ_NEPONSET_SMC9196, d, regs); + desc_handle_irq(IRQ_NEPONSET_SMC9196, d); } if (irr & IRR_USAR) { d = irq_desc + IRQ_NEPONSET_USAR; - desc_handle_irq(IRQ_NEPONSET_USAR, d, regs); + desc_handle_irq(IRQ_NEPONSET_USAR, d); } desc->chip->unmask(irq); @@ -82,7 +82,7 @@ neponset_irq_handler(unsigned int irq, struct irqdesc *desc, struct pt_regs *reg if (irr & IRR_SA1111) { d = irq_desc + IRQ_NEPONSET_SA1111; - desc_handle_irq(IRQ_NEPONSET_SA1111, d, regs); + desc_handle_irq(IRQ_NEPONSET_SA1111, d); } } } diff --git a/arch/arm/mach-sa1100/ssp.c b/arch/arm/mach-sa1100/ssp.c index 5eba5fb..59703c6 100644 --- a/arch/arm/mach-sa1100/ssp.c +++ b/arch/arm/mach-sa1100/ssp.c @@ -25,7 +25,7 @@ #define TIMEOUT 100000 -static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t ssp_interrupt(int irq, void *dev_id) { unsigned int status = Ser4SSSR; diff --git a/arch/arm/mach-sa1100/time.c b/arch/arm/mach-sa1100/time.c index 49ae716..4284bd6 100644 --- a/arch/arm/mach-sa1100/time.c +++ b/arch/arm/mach-sa1100/time.c @@ -77,7 +77,7 @@ static int match_posponed; #endif static irqreturn_t -sa1100_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +sa1100_timer_interrupt(int irq, void *dev_id) { unsigned int next_match; @@ -99,7 +99,7 @@ sa1100_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) * handlers. */ do { - timer_tick(regs); + timer_tick(); OSSR = OSSR_M0; /* Clear match on timer 0 */ next_match = (OSMR0 += LATCH); } while ((signed long)(next_match - OSCR) <= 0); @@ -151,13 +151,13 @@ static void sa1100_dyn_tick_reprogram(unsigned long ticks) } static irqreturn_t -sa1100_dyn_tick_handler(int irq, void *dev_id, struct pt_regs *regs) +sa1100_dyn_tick_handler(int irq, void *dev_id) { if (match_posponed) { match_posponed = 0; OSMR0 = initial_match; if ((signed long)(initial_match - OSCR) <= 0) - return sa1100_timer_interrupt(irq, dev_id, regs); + return sa1100_timer_interrupt(irq, dev_id); } return IRQ_NONE; } diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c index 1095df3..0e480fa 100644 --- a/arch/arm/mach-shark/core.c +++ b/arch/arm/mach-shark/core.c @@ -80,10 +80,10 @@ static void __init shark_map_io(void) #define HZ_TIME ((1193180 + HZ/2) / HZ) static irqreturn_t -shark_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +shark_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); return IRQ_HANDLED; } diff --git a/arch/arm/mach-shark/irq.c b/arch/arm/mach-shark/irq.c index b227052..297ecf1 100644 --- a/arch/arm/mach-shark/irq.c +++ b/arch/arm/mach-shark/irq.c @@ -61,7 +61,7 @@ static void shark_enable_8259A_irq(unsigned int irq) static void shark_ack_8259A_irq(unsigned int irq){} -static irqreturn_t bogus_int(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t bogus_int(int irq, void *dev_id) { printk("Got interrupt %i!\n",irq); return IRQ_NONE; diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index f2bbef0..2aa150b 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -77,12 +77,12 @@ static struct irq_chip sic_chip = { }; static void -sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) +sic_handle_irq(unsigned int irq, struct irqdesc *desc) { unsigned long status = readl(VA_SIC_BASE + SIC_IRQ_STATUS); if (status == 0) { - do_bad_IRQ(irq, desc, regs); + do_bad_IRQ(irq, desc); return; } @@ -93,7 +93,7 @@ sic_handle_irq(unsigned int irq, struct irqdesc *desc, struct pt_regs *regs) irq += IRQ_SIC_START; desc = irq_desc + irq; - desc_handle_irq(irq, desc, regs); + desc_handle_irq(irq, desc); } while (status); } @@ -851,14 +851,14 @@ static unsigned long versatile_gettimeoffset(void) /* * IRQ handler for the timer */ -static irqreturn_t versatile_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t versatile_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); // ...clear the interrupt writel(1, TIMER0_VA_BASE + TIMER_INTCLR); - timer_tick(regs); + timer_tick(); write_sequnlock(&xtime_lock); diff --git a/arch/arm/oprofile/op_model_xscale.c b/arch/arm/oprofile/op_model_xscale.c index 726ad2b..7899d3c 100644 --- a/arch/arm/oprofile/op_model_xscale.c +++ b/arch/arm/oprofile/op_model_xscale.c @@ -341,7 +341,7 @@ static void inline __xsc2_check_ctrs(void) __asm__ __volatile__ ("mcr p14, 0, %0, c5, c1, 0" : : "r" (flag)); } -static irqreturn_t xscale_pmu_interrupt(int irq, void *arg, struct pt_regs *regs) +static irqreturn_t xscale_pmu_interrupt(int irq, void *arg) { int i; u32 pmnc; @@ -356,7 +356,7 @@ static irqreturn_t xscale_pmu_interrupt(int irq, void *arg, struct pt_regs *regs continue; write_counter(i, -(u32)results[i].reset_counter); - oprofile_add_sample(regs, i); + oprofile_add_sample(get_irq_regs(), i); results[i].ovf--; } diff --git a/arch/arm/plat-iop/time.c b/arch/arm/plat-iop/time.c index 06282df..f530abd 100644 --- a/arch/arm/plat-iop/time.c +++ b/arch/arm/plat-iop/time.c @@ -47,7 +47,7 @@ unsigned long iop3xx_gettimeoffset(void) } static irqreturn_t -iop3xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +iop3xx_timer_interrupt(int irq, void *dev_id) { write_seqlock(&xtime_lock); @@ -57,7 +57,7 @@ iop3xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) while ((signed long)(next_jiffy_time - *IOP3XX_TU_TCR1) >= ticks_per_jiffy) { - timer_tick(regs); + timer_tick(); next_jiffy_time -= ticks_per_jiffy; } diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 1bbb431..bb045e5 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -899,8 +899,7 @@ static int omap1_dma_handle_ch(int ch) return 1; } -static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap1_dma_irq_handler(int irq, void *dev_id) { int ch = ((int) dev_id) - 1; int handled = 0; @@ -962,8 +961,7 @@ static int omap2_dma_handle_ch(int ch) } /* STATUS register count is from 1-32 while our is 0-31 */ -static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap2_dma_irq_handler(int irq, void *dev_id) { u32 val; int i; @@ -1220,8 +1218,7 @@ static void set_b1_regs(void) omap_writew(fi, OMAP1610_DMA_LCD_SRC_FI_B1_L); } -static irqreturn_t lcd_dma_irq_handler(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t lcd_dma_irq_handler(int irq, void *dev_id) { u16 w; diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index f55f99a..8162eed 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -783,8 +783,7 @@ void omap_free_gpio(int gpio) * line's interrupt handler has been run, we may miss some nested * interrupts. */ -static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc, - struct pt_regs *regs) +static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc) { void __iomem *isr_reg = NULL; u32 isr; @@ -882,7 +881,7 @@ static void gpio_irq_handler(unsigned int irq, struct irqdesc *desc, continue; } - desc_handle_irq(gpio_irq, d, regs); + desc_handle_irq(gpio_irq, d); if (unlikely((d->status & IRQ_PENDING) && !d->depth)) { irq_mask = 1 << diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index ade9a0f..ec50008 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -96,7 +96,7 @@ static void omap_mcbsp_dump_reg(u8 id) DBG("***********************\n"); } -static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id) { struct omap_mcbsp * mcbsp_tx = (struct omap_mcbsp *)(dev_id); @@ -106,7 +106,7 @@ static irqreturn_t omap_mcbsp_tx_irq_handler(int irq, void *dev_id, struct pt_re return IRQ_HANDLED; } -static irqreturn_t omap_mcbsp_rx_irq_handler(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t omap_mcbsp_rx_irq_handler(int irq, void *dev_id) { struct omap_mcbsp * mcbsp_rx = (struct omap_mcbsp *)(dev_id); diff --git a/arch/arm/plat-omap/timer32k.c b/arch/arm/plat-omap/timer32k.c index cf6df33..2653106 100644 --- a/arch/arm/plat-omap/timer32k.c +++ b/arch/arm/plat-omap/timer32k.c @@ -194,8 +194,7 @@ unsigned long long sched_clock(void) * issues with dynamic tick. In the dynamic tick case, we need to lock * with irqsave. */ -static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id) { unsigned long now; @@ -205,7 +204,7 @@ static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id, while ((signed long)(now - omap_32k_last_tick) >= OMAP_32K_TICKS_PER_HZ) { omap_32k_last_tick += OMAP_32K_TICKS_PER_HZ; - timer_tick(regs); + timer_tick(); } /* Restart timer so we don't drift off due to modulo or dynamic tick. @@ -218,19 +217,17 @@ static inline irqreturn_t _omap_32k_timer_interrupt(int irq, void *dev_id, return IRQ_HANDLED; } -static irqreturn_t omap_32k_timer_handler(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap_32k_timer_handler(int irq, void *dev_id) { - return _omap_32k_timer_interrupt(irq, dev_id, regs); + return _omap_32k_timer_interrupt(irq, dev_id); } -static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id, - struct pt_regs *regs) +static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id) { unsigned long flags; write_seqlock_irqsave(&xtime_lock, flags); - _omap_32k_timer_interrupt(irq, dev_id, regs); + _omap_32k_timer_interrupt(irq, dev_id); write_sequnlock_irqrestore(&xtime_lock, flags); return IRQ_HANDLED; diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c index 7d500da..2fd4b7d 100644 --- a/arch/i386/kernel/apic.c +++ b/arch/i386/kernel/apic.c @@ -1197,7 +1197,7 @@ inline void smp_local_timer_interrupt(void) { profile_tick(CPU_PROFILING); #ifdef CONFIG_SMP - update_process_times(user_mode_vm(irq_regs)); + update_process_times(user_mode_vm(get_irq_regs())); #endif /* diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 7852382..f07c086 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -194,8 +194,11 @@ void fixup_irqs(void) */ for (irq=0; irq < NR_IRQS; irq++) { if (vectors_in_migration[irq]) { + struct pt_regs *old_regs = set_irq_regs(NULL); + vectors_in_migration[irq]=0; - __do_IRQ(irq, NULL); + __do_IRQ(irq); + set_irq_regs(old_regs); } } diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 7fd3ef9..68339dd0 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -226,6 +226,8 @@ void ia64_process_pending_intr(void) */ while (vector != IA64_SPURIOUS_INT_VECTOR) { if (!IS_RESCHEDULE(vector)) { + struct pt_regs *old_regs = set_irq_regs(NULL); + ia64_setreg(_IA64_REG_CR_TPR, vector); ia64_srlz_d(); @@ -236,7 +238,8 @@ void ia64_process_pending_intr(void) * Probably could shared code. */ vectors_in_migration[local_vector_to_irq(vector)]=0; - __do_IRQ(local_vector_to_irq(vector), NULL); + __do_IRQ(local_vector_to_irq(vector)); + set_irq_regs(old_regs); /* * Disable interrupts and send EOI @@ -253,7 +256,7 @@ void ia64_process_pending_intr(void) #ifdef CONFIG_SMP -extern irqreturn_t handle_IPI (int irq, void *dev_id, struct pt_regs *regs); +extern irqreturn_t handle_IPI (int irq, void *dev_id); static struct irqaction ipi_irqaction = { .handler = handle_IPI, diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c index fa7f699..103d6ea 100644 --- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c +++ b/arch/ia64/sn/kernel/sn2/timer_interrupt.c @@ -36,7 +36,7 @@ extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs); #define SN_LB_INT_WAR_INTERVAL 100 -void sn_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +void sn_timer_interrupt(int irq, void *dev_id) { /* LED blinking */ if (!pda->hb_count--) { diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c index 3841861..f8d8650 100644 --- a/arch/m32r/kernel/irq.c +++ b/arch/m32r/kernel/irq.c @@ -77,13 +77,16 @@ skip: */ asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs) { + struct pt_regs *old_regs; + old_regs = set_irq_regs(regs); irq_enter(); #ifdef CONFIG_DEBUG_STACKOVERFLOW /* FIXME M32R */ #endif - __do_IRQ(irq, regs); + __do_IRQ(irq); irq_exit(); + set_irq_regs(old_regs); return 1; } diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c index 8b1f6eb..722e21f 100644 --- a/arch/m32r/kernel/smp.c +++ b/arch/m32r/kernel/smp.c @@ -101,7 +101,7 @@ void smp_call_function_interrupt(void); void smp_send_timer(void); void smp_ipi_timer_interrupt(struct pt_regs *); -void smp_local_timer_interrupt(struct pt_regs *); +void smp_local_timer_interrupt(void); void send_IPI_allbutself(int, int); static void send_IPI_mask(cpumask_t, int, int); @@ -734,9 +734,12 @@ void smp_send_timer(void) *==========================================================================*/ void smp_ipi_timer_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs; + old_regs = set_irq_regs(regs); irq_enter(); - smp_local_timer_interrupt(regs); + smp_local_timer_interrupt(); irq_exit(); + set_irq_regs(old_regs); } /*==========================================================================* @@ -762,9 +765,9 @@ void smp_ipi_timer_interrupt(struct pt_regs *regs) * ---------- --- -------------------------------------------------------- * 2003-06-24 hy use per_cpu structure. *==========================================================================*/ -void smp_local_timer_interrupt(struct pt_regs *regs) +void smp_local_timer_interrupt(void) { - int user = user_mode(regs); + int user = user_mode(get_irq_regs()); int cpu_id = smp_processor_id(); /* @@ -774,7 +777,7 @@ void smp_local_timer_interrupt(struct pt_regs *regs) * useful with a profiling multiplier != 1 */ - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); if (--per_cpu(prof_counter, cpu_id) <= 0) { /* diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index d8af155..a090382 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -35,7 +35,7 @@ #ifdef CONFIG_SMP extern void send_IPI_allbutself(int, int); -extern void smp_local_timer_interrupt(struct pt_regs *); +extern void smp_local_timer_interrupt(void); #endif #define TICK_SIZE (tick_nsec / 1000) @@ -188,15 +188,15 @@ static long last_rtc_update = 0; * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t timer_interrupt(int irq, void *dev_id) { #ifndef CONFIG_SMP - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); #endif do_timer(1); #ifndef CONFIG_SMP - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif /* * If we have an externally synchronized Linux clock, then update @@ -221,7 +221,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) a hack, so don't look closely for now.. */ #ifdef CONFIG_SMP - smp_local_timer_interrupt(regs); + smp_local_timer_interrupt(); smp_send_timer(); #endif diff --git a/arch/m68k/amiga/amiints.c b/arch/m68k/amiga/amiints.c index 96c79d8..28d95cf 100644 --- a/arch/m68k/amiga/amiints.c +++ b/arch/m68k/amiga/amiints.c @@ -47,10 +47,10 @@ static void amiga_enable_irq(unsigned int irq); static void amiga_disable_irq(unsigned int irq); -static irqreturn_t ami_int1(int irq, void *dev_id, struct pt_regs *fp); -static irqreturn_t ami_int3(int irq, void *dev_id, struct pt_regs *fp); -static irqreturn_t ami_int4(int irq, void *dev_id, struct pt_regs *fp); -static irqreturn_t ami_int5(int irq, void *dev_id, struct pt_regs *fp); +static irqreturn_t ami_int1(int irq, void *dev_id); +static irqreturn_t ami_int3(int irq, void *dev_id); +static irqreturn_t ami_int4(int irq, void *dev_id); +static irqreturn_t ami_int5(int irq, void *dev_id); static struct irq_controller amiga_irq_controller = { .name = "amiga", @@ -113,98 +113,98 @@ static void amiga_disable_irq(unsigned int irq) * The builtin Amiga hardware interrupt handlers. */ -static irqreturn_t ami_int1(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t ami_int1(int irq, void *dev_id) { unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar; /* if serial transmit buffer empty, interrupt */ if (ints & IF_TBE) { amiga_custom.intreq = IF_TBE; - m68k_handle_int(IRQ_AMIGA_TBE, fp); + m68k_handle_int(IRQ_AMIGA_TBE); } /* if floppy disk transfer complete, interrupt */ if (ints & IF_DSKBLK) { amiga_custom.intreq = IF_DSKBLK; - m68k_handle_int(IRQ_AMIGA_DSKBLK, fp); + m68k_handle_int(IRQ_AMIGA_DSKBLK); } /* if software interrupt set, interrupt */ if (ints & IF_SOFT) { amiga_custom.intreq = IF_SOFT; - m68k_handle_int(IRQ_AMIGA_SOFT, fp); + m68k_handle_int(IRQ_AMIGA_SOFT); } return IRQ_HANDLED; } -static irqreturn_t ami_int3(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t ami_int3(int irq, void *dev_id) { unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar; /* if a blitter interrupt */ if (ints & IF_BLIT) { amiga_custom.intreq = IF_BLIT; - m68k_handle_int(IRQ_AMIGA_BLIT, fp); + m68k_handle_int(IRQ_AMIGA_BLIT); } /* if a copper interrupt */ if (ints & IF_COPER) { amiga_custom.intreq = IF_COPER; - m68k_handle_int(IRQ_AMIGA_COPPER, fp); + m68k_handle_int(IRQ_AMIGA_COPPER); } /* if a vertical blank interrupt */ if (ints & IF_VERTB) { amiga_custom.intreq = IF_VERTB; - m68k_handle_int(IRQ_AMIGA_VERTB, fp); + m68k_handle_int(IRQ_AMIGA_VERTB); } return IRQ_HANDLED; } -static irqreturn_t ami_int4(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t ami_int4(int irq, void *dev_id) { unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar; /* if audio 0 interrupt */ if (ints & IF_AUD0) { amiga_custom.intreq = IF_AUD0; - m68k_handle_int(IRQ_AMIGA_AUD0, fp); + m68k_handle_int(IRQ_AMIGA_AUD0); } /* if audio 1 interrupt */ if (ints & IF_AUD1) { amiga_custom.intreq = IF_AUD1; - m68k_handle_int(IRQ_AMIGA_AUD1, fp); + m68k_handle_int(IRQ_AMIGA_AUD1); } /* if audio 2 interrupt */ if (ints & IF_AUD2) { amiga_custom.intreq = IF_AUD2; - m68k_handle_int(IRQ_AMIGA_AUD2, fp); + m68k_handle_int(IRQ_AMIGA_AUD2); } /* if audio 3 interrupt */ if (ints & IF_AUD3) { amiga_custom.intreq = IF_AUD3; - m68k_handle_int(IRQ_AMIGA_AUD3, fp); + m68k_handle_int(IRQ_AMIGA_AUD3); } return IRQ_HANDLED; } -static irqreturn_t ami_int5(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t ami_int5(int irq, void *dev_id) { unsigned short ints = amiga_custom.intreqr & amiga_custom.intenar; /* if serial receive buffer full interrupt */ if (ints & IF_RBF) { /* acknowledge of IF_RBF must be done by the serial interrupt */ - m68k_handle_int(IRQ_AMIGA_RBF, fp); + m68k_handle_int(IRQ_AMIGA_RBF); } /* if a disk sync interrupt */ if (ints & IF_DSKSYN) { amiga_custom.intreq = IF_DSKSYN; - m68k_handle_int(IRQ_AMIGA_DSKSYN, fp); + m68k_handle_int(IRQ_AMIGA_DSKSYN); } return IRQ_HANDLED; } diff --git a/arch/m68k/amiga/cia.c b/arch/m68k/amiga/cia.c index dbad300..7a20058 100644 --- a/arch/m68k/amiga/cia.c +++ b/arch/m68k/amiga/cia.c @@ -82,7 +82,7 @@ unsigned char cia_able_irq(struct ciabase *base, unsigned char mask) return old; } -static irqreturn_t cia_handler(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t cia_handler(int irq, void *dev_id) { struct ciabase *base = (struct ciabase *)dev_id; int mach_irq; @@ -93,7 +93,7 @@ static irqreturn_t cia_handler(int irq, void *dev_id, struct pt_regs *fp) amiga_custom.intreq = base->int_mask; for (; ints; mach_irq++, ints >>= 1) { if (ints & 1) - m68k_handle_int(mach_irq, fp); + m68k_handle_int(mach_irq); } return IRQ_HANDLED; } diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c index 092e50d..6f63d62 100644 --- a/arch/m68k/amiga/config.c +++ b/arch/m68k/amiga/config.c @@ -83,7 +83,7 @@ static char amiga_model_name[13] = "Amiga "; extern char m68k_debug_device[]; -static void amiga_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *)); +static void amiga_sched_init(irqreturn_t (*handler)(int, void *)); /* amiga specific irq functions */ extern void amiga_init_IRQ (void); static void amiga_get_model(char *model); @@ -487,8 +487,7 @@ void __init config_amiga(void) static unsigned short jiffy_ticks; -static void __init amiga_sched_init(irqreturn_t (*timer_routine)(int, void *, - struct pt_regs *)) +static void __init amiga_sched_init(irqreturn_t (*timer_routine)(int, void *)) { static struct resource sched_res = { .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff, diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c index 6f45815..b2eea00 100644 --- a/arch/m68k/apollo/config.c +++ b/arch/m68k/apollo/config.c @@ -25,7 +25,7 @@ u_long cpuctrl_physaddr; u_long timer_physaddr; u_long apollo_model; -extern void dn_sched_init(irqreturn_t (*handler)(int,void *,struct pt_regs *)); +extern void dn_sched_init(irqreturn_t (*handler)(int,void *)); extern void dn_init_IRQ(void); extern unsigned long dn_gettimeoffset(void); extern int dn_dummy_hwclk(int, struct rtc_time *); @@ -38,7 +38,7 @@ extern irqreturn_t dn_process_int(int irq, struct pt_regs *fp); #ifdef CONFIG_HEARTBEAT static void dn_heartbeat(int on); #endif -static irqreturn_t dn_timer_int(int irq,void *, struct pt_regs *); +static irqreturn_t dn_timer_int(int irq,void *); static void dn_get_model(char *model); static const char *apollo_models[] = { [APOLLO_DN3000-APOLLO_DN3000] = "DN3000 (Otter)", @@ -174,13 +174,13 @@ void config_apollo(void) { } -irqreturn_t dn_timer_int(int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t dn_timer_int(int irq, void *dev_id) { - irqreturn_t (*timer_handler)(int, void *, struct pt_regs *) = dev_id; + irqreturn_t (*timer_handler)(int, void *) = dev_id; volatile unsigned char x; - timer_handler(irq, dev_id, fp); + timer_handler(irq, dev_id); x=*(volatile unsigned char *)(timer+3); x=*(volatile unsigned char *)(timer+5); @@ -188,8 +188,8 @@ irqreturn_t dn_timer_int(int irq, void *dev_id, struct pt_regs *fp) return IRQ_HANDLED; } -void dn_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) { - +void dn_sched_init(irqreturn_t (*timer_routine)(int, void *)) +{ /* program timer 1 */ *(volatile unsigned char *)(timer+3)=0x01; *(volatile unsigned char *)(timer+1)=0x40; diff --git a/arch/m68k/apollo/dn_ints.c b/arch/m68k/apollo/dn_ints.c index 9fe0780..4274af1 100644 --- a/arch/m68k/apollo/dn_ints.c +++ b/arch/m68k/apollo/dn_ints.c @@ -6,7 +6,7 @@ void dn_process_int(unsigned int irq, struct pt_regs *fp) { - m68k_handle_int(irq, fp); + __m68k_handle_int(irq, fp); *(volatile unsigned char *)(pica)=0x20; *(volatile unsigned char *)(picb)=0x20; diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c index b207925..76760ee 100644 --- a/arch/m68k/atari/config.c +++ b/arch/m68k/atari/config.c @@ -62,7 +62,7 @@ static void atari_heartbeat( int on ); #endif /* atari specific timer functions (in time.c) */ -extern void atari_sched_init(irqreturn_t (*)(int, void *, struct pt_regs *)); +extern void atari_sched_init(irqreturn_t (*)(int, void *)); extern unsigned long atari_gettimeoffset (void); extern int atari_mste_hwclk (int, struct rtc_time *); extern int atari_tt_hwclk (int, struct rtc_time *); diff --git a/arch/m68k/atari/stdma.c b/arch/m68k/atari/stdma.c index 288f5e6..5283c73 100644 --- a/arch/m68k/atari/stdma.c +++ b/arch/m68k/atari/stdma.c @@ -44,7 +44,7 @@ static int stdma_locked; /* the semaphore */ /* int func to be called */ -static irqreturn_t (*stdma_isr)(int, void *, struct pt_regs *); +static irqreturn_t (*stdma_isr)(int, void *); static void *stdma_isr_data; /* data passed to isr */ static DECLARE_WAIT_QUEUE_HEAD(stdma_wait); /* wait queue for ST-DMA */ @@ -53,7 +53,7 @@ static DECLARE_WAIT_QUEUE_HEAD(stdma_wait); /* wait queue for ST-DMA */ /***************************** Prototypes *****************************/ -static irqreturn_t stdma_int (int irq, void *dummy, struct pt_regs *fp); +static irqreturn_t stdma_int (int irq, void *dummy); /************************* End of Prototypes **************************/ @@ -75,8 +75,7 @@ static irqreturn_t stdma_int (int irq, void *dummy, struct pt_regs *fp); * */ -void stdma_lock(irqreturn_t (*handler)(int, void *, struct pt_regs *), - void *data) +void stdma_lock(irqreturn_t (*handler)(int, void *), void *data) { unsigned long flags; @@ -188,9 +187,9 @@ void __init stdma_init(void) * */ -static irqreturn_t stdma_int(int irq, void *dummy, struct pt_regs *fp) +static irqreturn_t stdma_int(int irq, void *dummy) { if (stdma_isr) - (*stdma_isr)(irq, stdma_isr_data, fp); + (*stdma_isr)(irq, stdma_isr_data); return IRQ_HANDLED; } diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c index e79bbc9..b8fe71c 100644 --- a/arch/m68k/atari/time.c +++ b/arch/m68k/atari/time.c @@ -20,7 +20,7 @@ #include <asm/atariints.h> void __init -atari_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +atari_sched_init(irqreturn_t (*timer_routine)(int, void *)) { /* set Timer C data Register */ mfp.tim_dt_c = INT_TICKS; diff --git a/arch/m68k/bvme6000/config.c b/arch/m68k/bvme6000/config.c index d1e916a..df64efc 100644 --- a/arch/m68k/bvme6000/config.c +++ b/arch/m68k/bvme6000/config.c @@ -38,7 +38,7 @@ static void bvme6000_get_model(char *model); static int bvme6000_get_hardware_list(char *buffer); -extern void bvme6000_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *)); +extern void bvme6000_sched_init(irqreturn_t (*handler)(int, void *)); extern unsigned long bvme6000_gettimeoffset (void); extern int bvme6000_hwclk (int, struct rtc_time *); extern int bvme6000_set_clock_mmss (unsigned long); @@ -52,7 +52,7 @@ static unsigned char bin2bcd (unsigned char b); /* Save tick handler routine pointer, will point to do_timer() in * kernel/sched.c, called via bvme6000_process_int() */ -static irqreturn_t (*tick_handler)(int, void *, struct pt_regs *); +static irqreturn_t (*tick_handler)(int, void *); int bvme6000_parse_bootinfo(const struct bi_record *bi) @@ -154,7 +154,7 @@ void __init config_bvme6000(void) } -irqreturn_t bvme6000_abort_int (int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t bvme6000_abort_int (int irq, void *dev_id) { unsigned long *new = (unsigned long *)vectors; unsigned long *old = (unsigned long *)0xf8000000; @@ -171,14 +171,14 @@ irqreturn_t bvme6000_abort_int (int irq, void *dev_id, struct pt_regs *fp) } -static irqreturn_t bvme6000_timer_int (int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t bvme6000_timer_int (int irq, void *dev_id) { volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE; unsigned char msr = rtc->msr & 0xc0; rtc->msr = msr | 0x20; /* Ack the interrupt */ - return tick_handler(irq, dev_id, fp); + return tick_handler(irq, dev_id); } /* @@ -190,7 +190,7 @@ static irqreturn_t bvme6000_timer_int (int irq, void *dev_id, struct pt_regs *fp * so divide by 8 to get the microsecond result. */ -void bvme6000_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +void bvme6000_sched_init (irqreturn_t (*timer_routine)(int, void *)) { volatile RtcPtr_t rtc = (RtcPtr_t)BVME_RTC_BASE; unsigned char msr = rtc->msr & 0xc0; diff --git a/arch/m68k/hp300/time.c b/arch/m68k/hp300/time.c index 7df0566..086058f 100644 --- a/arch/m68k/hp300/time.c +++ b/arch/m68k/hp300/time.c @@ -36,15 +36,15 @@ #define INTVAL ((10000 / 4) - 1) -static irqreturn_t hp300_tick(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t hp300_tick(int irq, void *dev_id) { unsigned long tmp; - irqreturn_t (*vector)(int, void *, struct pt_regs *) = dev_id; + irqreturn_t (*vector)(int, void *) = dev_id; in_8(CLOCKBASE + CLKSR); asm volatile ("movpw %1@(5),%0" : "=d" (tmp) : "a" (CLOCKBASE)); /* Turn off the network and SCSI leds */ blinken_leds(0, 0xe0); - return vector(irq, NULL, regs); + return vector(irq, NULL); } unsigned long hp300_gettimeoffset(void) @@ -63,7 +63,7 @@ unsigned long hp300_gettimeoffset(void) return (USECS_PER_JIFFY * ticks) / INTVAL; } -void __init hp300_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *)) +void __init hp300_sched_init(irqreturn_t (*vector)(int, void *)) { out_8(CLOCKBASE + CLKCR2, 0x1); /* select CR1 */ out_8(CLOCKBASE + CLKCR1, 0x1); /* reset */ diff --git a/arch/m68k/hp300/time.h b/arch/m68k/hp300/time.h index 8ef9987..ca66a03 100644 --- a/arch/m68k/hp300/time.h +++ b/arch/m68k/hp300/time.h @@ -1,4 +1,4 @@ -extern void hp300_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *)); +extern void hp300_sched_init(irqreturn_t (*vector)(int, void *)); extern unsigned long hp300_gettimeoffset (void); diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index fc449f8..9d4e4b5 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -15,7 +15,7 @@ #include <asm/scatterlist.h> void *dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *handle, int flag) + dma_addr_t *handle, gfp_t flag) { struct page *page, **map; pgprot_t pgprot; @@ -51,7 +51,7 @@ void *dma_alloc_coherent(struct device *dev, size_t size, pgprot_val(pgprot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S; else pgprot_val(pgprot) |= _PAGE_NOCACHE030; - addr = vmap(map, size, flag, pgprot); + addr = vmap(map, size, VM_MAP, pgprot); kfree(map); return addr; diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S index 9083c8b..34bf7bd1 100644 --- a/arch/m68k/kernel/entry.S +++ b/arch/m68k/kernel/entry.S @@ -205,7 +205,7 @@ ENTRY(auto_inthandler) movel %sp,%sp@- movel %d0,%sp@- | put vector # on stack auto_irqhandler_fixup = . + 2 - jsr m68k_handle_int | process the IRQ + jsr __m68k_handle_int | process the IRQ addql #8,%sp | pop parameters off stack ret_from_interrupt: @@ -239,7 +239,7 @@ user_irqvec_fixup = . + 2 movel %sp,%sp@- movel %d0,%sp@- | put vector # on stack user_irqhandler_fixup = . + 2 - jsr m68k_handle_int | process the IRQ + jsr __m68k_handle_int | process the IRQ addql #8,%sp | pop parameters off stack subqb #1,%curptr@(TASK_INFO+TINFO_PREEMPT+1) diff --git a/arch/m68k/kernel/ints.c b/arch/m68k/kernel/ints.c index b33e37f..6fa893f 100644 --- a/arch/m68k/kernel/ints.c +++ b/arch/m68k/kernel/ints.c @@ -39,6 +39,7 @@ #include <asm/page.h> #include <asm/machdep.h> #include <asm/cacheflush.h> +#include <asm/irq_regs.h> #ifdef CONFIG_Q40 #include <asm/q40ints.h> @@ -104,7 +105,7 @@ void __init init_IRQ(void) * @handler: called from auto vector interrupts * * setup the handler to be called from auto vector interrupts instead of the - * standard m68k_handle_int(), it will be called with irq numbers in the range + * standard __m68k_handle_int(), it will be called with irq numbers in the range * from IRQ_AUTO_1 - IRQ_AUTO_7. */ void __init m68k_setup_auto_interrupt(void (*handler)(unsigned int, struct pt_regs *)) @@ -123,7 +124,7 @@ void __init m68k_setup_auto_interrupt(void (*handler)(unsigned int, struct pt_re * setup user vector interrupts, this includes activating the specified range * of interrupts, only then these interrupts can be requested (note: this is * different from auto vector interrupts). An optional handler can be installed - * to be called instead of the default m68k_handle_int(), it will be called + * to be called instead of the default __m68k_handle_int(), it will be called * with irq numbers starting from IRQ_USER. */ void __init m68k_setup_user_interrupt(unsigned int vec, unsigned int cnt, @@ -215,7 +216,7 @@ int setup_irq(unsigned int irq, struct irq_node *node) } int request_irq(unsigned int irq, - irqreturn_t (*handler) (int, void *, struct pt_regs *), + irqreturn_t (*handler) (int, void *), unsigned long flags, const char *devname, void *dev_id) { struct irq_node *node; @@ -379,18 +380,25 @@ unsigned int irq_canonicalize(unsigned int irq) EXPORT_SYMBOL(irq_canonicalize); -asmlinkage void m68k_handle_int(unsigned int irq, struct pt_regs *regs) +asmlinkage void m68k_handle_int(unsigned int irq) { struct irq_node *node; - kstat_cpu(0).irqs[irq]++; node = irq_list[irq]; do { - node->handler(irq, node->dev_id, regs); + node->handler(irq, node->dev_id); node = node->next; } while (node); } +asmlinkage void __m68k_handle_int(unsigned int irq, struct pt_regs *regs) +{ + struct pt_regs *old_regs; + old_regs = set_irq_regs(regs); + m68k_handle_int(irq); + set_irq_regs(old_regs); +} + asmlinkage void handle_badint(struct pt_regs *regs) { kstat_cpu(0).irqs[0]++; diff --git a/arch/m68k/kernel/m68k_ksyms.c b/arch/m68k/kernel/m68k_ksyms.c index aff26a5..f9636e8 100644 --- a/arch/m68k/kernel/m68k_ksyms.c +++ b/arch/m68k/kernel/m68k_ksyms.c @@ -1,7 +1,6 @@ #include <linux/module.h> #include <linux/linkage.h> #include <linux/sched.h> -#include <linux/string.h> #include <linux/mm.h> #include <linux/user.h> #include <linux/elfcore.h> @@ -53,9 +52,6 @@ EXPORT_SYMBOL(mach_beep); #endif EXPORT_SYMBOL(dump_fpu); EXPORT_SYMBOL(dump_thread); -EXPORT_SYMBOL(strnlen); -EXPORT_SYMBOL(strrchr); -EXPORT_SYMBOL(strstr); EXPORT_SYMBOL(kernel_thread); #ifdef CONFIG_VME EXPORT_SYMBOL(vme_brdtype); diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c index f2d7ee0..869c486 100644 --- a/arch/m68k/kernel/setup.c +++ b/arch/m68k/kernel/setup.c @@ -64,7 +64,7 @@ static char m68k_command_line[CL_SIZE]; char m68k_debug_device[6] = ""; -void (*mach_sched_init) (irqreturn_t (*handler)(int, void *, struct pt_regs *)) __initdata = NULL; +void (*mach_sched_init) (irqreturn_t (*handler)(int, void *)) __initdata = NULL; /* machine dependent irq functions */ void (*mach_init_IRQ) (void) __initdata = NULL; void (*mach_get_model) (char *model); diff --git a/arch/m68k/kernel/time.c b/arch/m68k/kernel/time.c index 28b2fef..2a599c3 100644 --- a/arch/m68k/kernel/time.c +++ b/arch/m68k/kernel/time.c @@ -21,6 +21,7 @@ #include <asm/machdep.h> #include <asm/io.h> +#include <asm/irq_regs.h> #include <linux/time.h> #include <linux/timex.h> @@ -37,13 +38,13 @@ static inline int set_rtc_mmss(unsigned long nowtime) * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -static irqreturn_t timer_interrupt(int irq, void *dummy, struct pt_regs * regs) +static irqreturn_t timer_interrupt(int irq, void *dummy) { do_timer(1); #ifndef CONFIG_SMP - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); #ifdef CONFIG_HEARTBEAT /* use power LED as a heartbeat instead -- much more useful diff --git a/arch/m68k/lib/string.c b/arch/m68k/lib/string.c index b92b89e..891e134 100644 --- a/arch/m68k/lib/string.c +++ b/arch/m68k/lib/string.c @@ -1,6 +1,19 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + +#define __IN_STRING_C -#include <linux/types.h> #include <linux/module.h> +#include <linux/string.h> + +char *strcpy(char *dest, const char *src) +{ + return __kernel_strcpy(dest, src); +} +EXPORT_SYMBOL(strcpy); void *memset(void *s, int c, size_t count) { diff --git a/arch/m68k/lib/uaccess.c b/arch/m68k/lib/uaccess.c index 1bc188c..865f9fb 100644 --- a/arch/m68k/lib/uaccess.c +++ b/arch/m68k/lib/uaccess.c @@ -84,7 +84,7 @@ unsigned long __generic_copy_to_user(void __user *to, const void *from, " .even\n" "20: lsl.l #2,%0\n" "50: add.l %5,%0\n" - " jra 7b\n" + " jra 8b\n" " .previous\n" "\n" " .section __ex_table,\"a\"\n" diff --git a/arch/m68k/mac/baboon.c b/arch/m68k/mac/baboon.c index 6eaa881..a1c7ec7 100644 --- a/arch/m68k/mac/baboon.c +++ b/arch/m68k/mac/baboon.c @@ -25,7 +25,7 @@ int baboon_present,baboon_active; volatile struct baboon *baboon; -irqreturn_t baboon_irq(int, void *, struct pt_regs *); +irqreturn_t baboon_irq(int, void *); #if 0 extern int macide_ack_intr(struct ata_channel *); @@ -64,7 +64,7 @@ void __init baboon_register_interrupts(void) * Baboon interrupt handler. This works a lot like a VIA. */ -irqreturn_t baboon_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t baboon_irq(int irq, void *dev_id) { int irq_bit,i; unsigned char events; @@ -81,7 +81,7 @@ irqreturn_t baboon_irq(int irq, void *dev_id, struct pt_regs *regs) for (i = 0, irq_bit = 1 ; i < 3 ; i++, irq_bit <<= 1) { if (events & irq_bit/* & baboon_active*/) { baboon_active &= ~irq_bit; - m68k_handle_int(IRQ_BABOON_0 + i, regs); + m68k_handle_int(IRQ_BABOON_0 + i); baboon_active |= irq_bit; baboon->mb_ifr &= ~irq_bit; } diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c index 85dda10..029bae6 100644 --- a/arch/m68k/mac/config.c +++ b/arch/m68k/mac/config.c @@ -72,7 +72,7 @@ extern int show_mac_interrupts(struct seq_file *, void *); extern void iop_preinit(void); extern void iop_init(void); extern void via_init(void); -extern void via_init_clock(irqreturn_t (*func)(int, void *, struct pt_regs *)); +extern void via_init_clock(irqreturn_t (*func)(int, void *)); extern void via_flush_cache(void); extern void oss_init(void); extern void psc_init(void); @@ -88,7 +88,7 @@ extern void mac_debugging_long(int, long); static void mac_get_model(char *str); -static void mac_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *)) +static void mac_sched_init(irqreturn_t (*vector)(int, void *)) { via_init_clock(vector); } diff --git a/arch/m68k/mac/iop.c b/arch/m68k/mac/iop.c index bc657b1..0cea21f 100644 --- a/arch/m68k/mac/iop.c +++ b/arch/m68k/mac/iop.c @@ -132,7 +132,7 @@ static int iop_get_proc_info(char *, char **, off_t, int); struct listener { const char *devname; - void (*handler)(struct iop_msg *, struct pt_regs *); + void (*handler)(struct iop_msg *); }; /* @@ -152,7 +152,7 @@ static struct iop_msg iop_msg_pool[NUM_IOP_MSGS]; static struct iop_msg *iop_send_queue[NUM_IOPS][NUM_IOP_CHAN]; static struct listener iop_listeners[NUM_IOPS][NUM_IOP_CHAN]; -irqreturn_t iop_ism_irq(int, void *, struct pt_regs *); +irqreturn_t iop_ism_irq(int, void *); extern void oss_irq_enable(int); @@ -342,7 +342,7 @@ void __init iop_register_interrupts(void) */ int iop_listen(uint iop_num, uint chan, - void (*handler)(struct iop_msg *, struct pt_regs *), + void (*handler)(struct iop_msg *), const char *devname) { if ((iop_num >= NUM_IOPS) || !iop_base[iop_num]) return -EINVAL; @@ -407,7 +407,7 @@ static void iop_do_send(struct iop_msg *msg) * has gone into the IOP_MSG_COMPLETE state. */ -static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs) +static void iop_handle_send(uint iop_num, uint chan) { volatile struct mac_iop *iop = iop_base[iop_num]; struct iop_msg *msg,*msg2; @@ -426,7 +426,7 @@ static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs) for (i = 0 ; i < IOP_MSG_LEN ; i++, offset++) { msg->reply[i] = iop_readb(iop, offset); } - if (msg->handler) (*msg->handler)(msg, regs); + if (msg->handler) (*msg->handler)(msg); msg2 = msg; msg = msg->next; iop_free_msg(msg2); @@ -440,7 +440,7 @@ static void iop_handle_send(uint iop_num, uint chan, struct pt_regs *regs) * gone into the IOP_MSG_NEW state. */ -static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs) +static void iop_handle_recv(uint iop_num, uint chan) { volatile struct mac_iop *iop = iop_base[iop_num]; int i,offset; @@ -468,7 +468,7 @@ static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs) /* the message ourselves to avoid possible stalls. */ if (msg->handler) { - (*msg->handler)(msg, regs); + (*msg->handler)(msg); } else { #ifdef DEBUG_IOP printk("iop_handle_recv: unclaimed message on iop %d channel %d\n", iop_num, chan); @@ -492,7 +492,7 @@ static void iop_handle_recv(uint iop_num, uint chan, struct pt_regs *regs) int iop_send_message(uint iop_num, uint chan, void *privdata, uint msg_len, __u8 *msg_data, - void (*handler)(struct iop_msg *, struct pt_regs *)) + void (*handler)(struct iop_msg *)) { struct iop_msg *msg, *q; @@ -584,7 +584,7 @@ __u8 *iop_compare_code(uint iop_num, __u8 *code_start, * Handle an ISM IOP interrupt */ -irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t iop_ism_irq(int irq, void *dev_id) { uint iop_num = (uint) dev_id; volatile struct mac_iop *iop = iop_base[iop_num]; @@ -608,7 +608,7 @@ irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs) printk(" %02X", state); #endif if (state == IOP_MSG_COMPLETE) { - iop_handle_send(iop_num, i, regs); + iop_handle_send(iop_num, i); } } #ifdef DEBUG_IOP @@ -628,7 +628,7 @@ irqreturn_t iop_ism_irq(int irq, void *dev_id, struct pt_regs *regs) printk(" %02X", state); #endif if (state == IOP_MSG_NEW) { - iop_handle_recv(iop_num, i, regs); + iop_handle_recv(iop_num, i); } } #ifdef DEBUG_IOP diff --git a/arch/m68k/mac/macints.c b/arch/m68k/mac/macints.c index 694b14b..f6fcd75 100644 --- a/arch/m68k/mac/macints.c +++ b/arch/m68k/mac/macints.c @@ -133,6 +133,7 @@ #include <asm/hwtest.h> #include <asm/errno.h> #include <asm/macints.h> +#include <asm/irq_regs.h> #define DEBUG_SPURIOUS #define SHUTUP_SONIC @@ -208,8 +209,8 @@ static void scc_irq_disable(unsigned int); * console_loglevel determines NMI handler function */ -irqreturn_t mac_nmi_handler(int, void *, struct pt_regs *); -irqreturn_t mac_debug_handler(int, void *, struct pt_regs *); +irqreturn_t mac_nmi_handler(int, void *); +irqreturn_t mac_debug_handler(int, void *); /* #define DEBUG_MACINTS */ @@ -393,7 +394,7 @@ int mac_irq_pending(unsigned int irq) static int num_debug[8]; -irqreturn_t mac_debug_handler(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t mac_debug_handler(int irq, void *dev_id) { if (num_debug[irq] < 10) { printk("DEBUG: Unexpected IRQ %d\n", irq); @@ -405,7 +406,7 @@ irqreturn_t mac_debug_handler(int irq, void *dev_id, struct pt_regs *regs) static int in_nmi; static volatile int nmi_hold; -irqreturn_t mac_nmi_handler(int irq, void *dev_id, struct pt_regs *fp) +irqreturn_t mac_nmi_handler(int irq, void *dev_id) { int i; /* @@ -432,6 +433,7 @@ irqreturn_t mac_nmi_handler(int irq, void *dev_id, struct pt_regs *fp) if (console_loglevel >= 8) { #if 0 + struct pt_regs *fp = get_irq_regs(); show_state(); printk("PC: %08lx\nSR: %04x SP: %p\n", fp->pc, fp->sr, fp); printk("d0: %08lx d1: %08lx d2: %08lx d3: %08lx\n", @@ -479,7 +481,7 @@ static void scc_irq_disable(unsigned int irq) * here is cleaner than hacking it into drivers/char/macserial.c. */ -void mac_scc_dispatch(int irq, void *dev_id, struct pt_regs *regs) +void mac_scc_dispatch(int irq, void *dev_id) { volatile unsigned char *scc = (unsigned char *) mac_bi_data.sccbase + 2; unsigned char reg; @@ -504,7 +506,7 @@ void mac_scc_dispatch(int irq, void *dev_id, struct pt_regs *regs) /* pretty much kill the system. */ if (reg & 0x38) - m68k_handle_int(IRQ_SCCA, regs); + m68k_handle_int(IRQ_SCCA); if (reg & 0x07) - m68k_handle_int(IRQ_SCCB, regs); + m68k_handle_int(IRQ_SCCB); } diff --git a/arch/m68k/mac/oss.c b/arch/m68k/mac/oss.c index 63e0436..6369081 100644 --- a/arch/m68k/mac/oss.c +++ b/arch/m68k/mac/oss.c @@ -30,11 +30,11 @@ int oss_present; volatile struct mac_oss *oss; -irqreturn_t oss_irq(int, void *, struct pt_regs *); -irqreturn_t oss_nubus_irq(int, void *, struct pt_regs *); +irqreturn_t oss_irq(int, void *); +irqreturn_t oss_nubus_irq(int, void *); -extern irqreturn_t via1_irq(int, void *, struct pt_regs *); -extern irqreturn_t mac_scc_dispatch(int, void *, struct pt_regs *); +extern irqreturn_t via1_irq(int, void *); +extern irqreturn_t mac_scc_dispatch(int, void *); /* * Initialize the OSS @@ -92,7 +92,7 @@ void __init oss_nubus_init(void) * and SCSI; everything else is routed to its own autovector IRQ. */ -irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t oss_irq(int irq, void *dev_id) { int events; @@ -113,7 +113,7 @@ irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs) oss->irq_pending &= ~OSS_IP_SOUND; } else if (events & OSS_IP_SCSI) { oss->irq_level[OSS_SCSI] = OSS_IRQLEV_DISABLED; - m68k_handle_int(IRQ_MAC_SCSI, regs); + m68k_handle_int(IRQ_MAC_SCSI); oss->irq_pending &= ~OSS_IP_SCSI; oss->irq_level[OSS_SCSI] = OSS_IRQLEV_SCSI; } else { @@ -128,7 +128,7 @@ irqreturn_t oss_irq(int irq, void *dev_id, struct pt_regs *regs) * Unlike the VIA/RBV this is on its own autovector interrupt level. */ -irqreturn_t oss_nubus_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t oss_nubus_irq(int irq, void *dev_id) { int events, irq_bit, i; @@ -146,7 +146,7 @@ irqreturn_t oss_nubus_irq(int irq, void *dev_id, struct pt_regs *regs) for (i = 0, irq_bit = 1 ; i < 6 ; i++, irq_bit <<= 1) { if (events & irq_bit) { oss->irq_level[i] = OSS_IRQLEV_DISABLED; - m68k_handle_int(NUBUS_SOURCE_BASE + i, regs); + m68k_handle_int(NUBUS_SOURCE_BASE + i); oss->irq_pending &= ~irq_bit; oss->irq_level[i] = OSS_IRQLEV_NUBUS; } diff --git a/arch/m68k/mac/psc.c b/arch/m68k/mac/psc.c index e262180..15378a5 100644 --- a/arch/m68k/mac/psc.c +++ b/arch/m68k/mac/psc.c @@ -30,7 +30,7 @@ int psc_present; volatile __u8 *psc; -irqreturn_t psc_irq(int, void *, struct pt_regs *); +irqreturn_t psc_irq(int, void *); /* * Debugging dump, used in various places to see what's going on. @@ -127,7 +127,7 @@ void __init psc_register_interrupts(void) * PSC interrupt handler. It's a lot like the VIA interrupt handler. */ -irqreturn_t psc_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t psc_irq(int irq, void *dev_id) { int pIFR = pIFRbase + ((int) dev_id); int pIER = pIERbase + ((int) dev_id); @@ -149,7 +149,7 @@ irqreturn_t psc_irq(int irq, void *dev_id, struct pt_regs *regs) for (i = 0, irq_bit = 1 ; i < 4 ; i++, irq_bit <<= 1) { if (events & irq_bit) { psc_write_byte(pIER, irq_bit); - m68k_handle_int(base_irq + i, regs); + m68k_handle_int(base_irq + i); psc_write_byte(pIFR, irq_bit); psc_write_byte(pIER, irq_bit | 0x80); } diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c index c4aa345..9b6c80c 100644 --- a/arch/m68k/mac/via.c +++ b/arch/m68k/mac/via.c @@ -63,14 +63,14 @@ static int gIER,gIFR,gBufA,gBufB; static int nubus_active; void via_debug_dump(void); -irqreturn_t via1_irq(int, void *, struct pt_regs *); -irqreturn_t via2_irq(int, void *, struct pt_regs *); -irqreturn_t via_nubus_irq(int, void *, struct pt_regs *); +irqreturn_t via1_irq(int, void *); +irqreturn_t via2_irq(int, void *); +irqreturn_t via_nubus_irq(int, void *); void via_irq_enable(int irq); void via_irq_disable(int irq); void via_irq_clear(int irq); -extern irqreturn_t mac_scc_dispatch(int, void *, struct pt_regs *); +extern irqreturn_t mac_scc_dispatch(int, void *); extern int oss_present; /* @@ -235,7 +235,7 @@ void __init via_init(void) * Start the 100 Hz clock */ -void __init via_init_clock(irqreturn_t (*func)(int, void *, struct pt_regs *)) +void __init via_init_clock(irqreturn_t (*func)(int, void *)) { via1[vACR] |= 0x40; via1[vT1LL] = MAC_CLOCK_LOW; @@ -412,7 +412,7 @@ void __init via_nubus_init(void) * the machspec interrupt number after clearing the interrupt. */ -irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t via1_irq(int irq, void *dev_id) { int irq_bit, i; unsigned char events, mask; @@ -424,7 +424,7 @@ irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs) for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) if (events & irq_bit) { via1[vIER] = irq_bit; - m68k_handle_int(VIA1_SOURCE_BASE + i, regs); + m68k_handle_int(VIA1_SOURCE_BASE + i); via1[vIFR] = irq_bit; via1[vIER] = irq_bit | 0x80; } @@ -439,14 +439,14 @@ irqreturn_t via1_irq(int irq, void *dev_id, struct pt_regs *regs) /* No, it won't be set. that's why we're doing this. */ via_irq_disable(IRQ_MAC_NUBUS); via_irq_clear(IRQ_MAC_NUBUS); - m68k_handle_int(IRQ_MAC_NUBUS, regs); + m68k_handle_int(IRQ_MAC_NUBUS); via_irq_enable(IRQ_MAC_NUBUS); } #endif return IRQ_HANDLED; } -irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t via2_irq(int irq, void *dev_id) { int irq_bit, i; unsigned char events, mask; @@ -459,7 +459,7 @@ irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs) if (events & irq_bit) { via2[gIER] = irq_bit; via2[gIFR] = irq_bit | rbv_clear; - m68k_handle_int(VIA2_SOURCE_BASE + i, regs); + m68k_handle_int(VIA2_SOURCE_BASE + i); via2[gIER] = irq_bit | 0x80; } return IRQ_HANDLED; @@ -470,7 +470,7 @@ irqreturn_t via2_irq(int irq, void *dev_id, struct pt_regs *regs) * VIA2 dispatcher as a fast interrupt handler. */ -irqreturn_t via_nubus_irq(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t via_nubus_irq(int irq, void *dev_id) { int irq_bit, i; unsigned char events; @@ -481,7 +481,7 @@ irqreturn_t via_nubus_irq(int irq, void *dev_id, struct pt_regs *regs) for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) { if (events & irq_bit) { via_irq_disable(NUBUS_SOURCE_BASE + i); - m68k_handle_int(NUBUS_SOURCE_BASE + i, regs); + m68k_handle_int(NUBUS_SOURCE_BASE + i); via_irq_enable(NUBUS_SOURCE_BASE + i); } } diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c index 0cd0e5b..c864d64 100644 --- a/arch/m68k/mvme147/config.c +++ b/arch/m68k/mvme147/config.c @@ -38,7 +38,7 @@ static void mvme147_get_model(char *model); static int mvme147_get_hardware_list(char *buffer); -extern void mvme147_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *)); +extern void mvme147_sched_init(irqreturn_t (*handler)(int, void *)); extern unsigned long mvme147_gettimeoffset (void); extern int mvme147_hwclk (int, struct rtc_time *); extern int mvme147_set_clock_mmss (unsigned long); @@ -51,7 +51,7 @@ static int bcd2int (unsigned char b); /* Save tick handler routine pointer, will point to do_timer() in * kernel/sched.c, called via mvme147_process_int() */ -irqreturn_t (*tick_handler)(int, void *, struct pt_regs *); +irqreturn_t (*tick_handler)(int, void *); int mvme147_parse_bootinfo(const struct bi_record *bi) @@ -114,15 +114,15 @@ void __init config_mvme147(void) /* Using pcc tick timer 1 */ -static irqreturn_t mvme147_timer_int (int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t mvme147_timer_int (int irq, void *dev_id) { m147_pcc->t1_int_cntrl = PCC_TIMER_INT_CLR; m147_pcc->t1_int_cntrl = PCC_INT_ENAB|PCC_LEVEL_TIMER1; - return tick_handler(irq, dev_id, fp); + return tick_handler(irq, dev_id); } -void mvme147_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +void mvme147_sched_init (irqreturn_t (*timer_routine)(int, void *)) { tick_handler = timer_routine; request_irq (PCC_IRQ_TIMER1, mvme147_timer_int, diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c index ce2727e..2c91cee 100644 --- a/arch/m68k/mvme16x/config.c +++ b/arch/m68k/mvme16x/config.c @@ -42,7 +42,7 @@ static MK48T08ptr_t volatile rtc = (MK48T08ptr_t)MVME_RTC_BASE; static void mvme16x_get_model(char *model); static int mvme16x_get_hardware_list(char *buffer); -extern void mvme16x_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *)); +extern void mvme16x_sched_init(irqreturn_t (*handler)(int, void *)); extern unsigned long mvme16x_gettimeoffset (void); extern int mvme16x_hwclk (int, struct rtc_time *); extern int mvme16x_set_clock_mmss (unsigned long); @@ -54,7 +54,7 @@ int bcd2int (unsigned char b); /* Save tick handler routine pointer, will point to do_timer() in * kernel/sched.c, called via mvme16x_process_int() */ -static irqreturn_t (*tick_handler)(int, void *, struct pt_regs *); +static irqreturn_t (*tick_handler)(int, void *); unsigned short mvme16x_config; @@ -190,7 +190,7 @@ void __init config_mvme16x(void) } } -static irqreturn_t mvme16x_abort_int (int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t mvme16x_abort_int (int irq, void *dev_id) { p_bdid p = &mvme_bdid; unsigned long *new = (unsigned long *)vectors; @@ -218,13 +218,13 @@ static irqreturn_t mvme16x_abort_int (int irq, void *dev_id, struct pt_regs *fp) return IRQ_HANDLED; } -static irqreturn_t mvme16x_timer_int (int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t mvme16x_timer_int (int irq, void *dev_id) { *(volatile unsigned char *)0xfff4201b |= 8; - return tick_handler(irq, dev_id, fp); + return tick_handler(irq, dev_id); } -void mvme16x_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +void mvme16x_sched_init (irqreturn_t (*timer_routine)(int, void *)) { p_bdid p = &mvme_bdid; int irq; diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c index 9a18278..5123f69 100644 --- a/arch/m68k/q40/config.c +++ b/arch/m68k/q40/config.c @@ -39,7 +39,7 @@ extern irqreturn_t q40_process_int (int level, struct pt_regs *regs); extern void q40_init_IRQ (void); static void q40_get_model(char *model); static int q40_get_hardware_list(char *buffer); -extern void q40_sched_init(irqreturn_t (*handler)(int, void *, struct pt_regs *)); +extern void q40_sched_init(irqreturn_t (*handler)(int, void *)); extern unsigned long q40_gettimeoffset (void); extern int q40_hwclk (int, struct rtc_time *); diff --git a/arch/m68k/q40/q40ints.c b/arch/m68k/q40/q40ints.c index 472f41c..4a4ee4d 100644 --- a/arch/m68k/q40/q40ints.c +++ b/arch/m68k/q40/q40ints.c @@ -125,9 +125,9 @@ void q40_mksound(unsigned int hz, unsigned int ticks) sound_ticks = ticks << 1; } -static irqreturn_t (*q40_timer_routine)(int, void *, struct pt_regs *); +static irqreturn_t (*q40_timer_routine)(int, void *); -static irqreturn_t q40_timer_int (int irq, void * dev, struct pt_regs * regs) +static irqreturn_t q40_timer_int (int irq, void * dev) { ql_ticks = ql_ticks ? 0 : 1; if (sound_ticks) { @@ -138,11 +138,11 @@ static irqreturn_t q40_timer_int (int irq, void * dev, struct pt_regs * regs) } if (!ql_ticks) - q40_timer_routine(irq, dev, regs); + q40_timer_routine(irq, dev); return IRQ_HANDLED; } -void q40_sched_init (irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +void q40_sched_init (irqreturn_t (*timer_routine)(int, void *)) { int timer_irq; @@ -218,11 +218,11 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp) switch (irq) { case 4: case 6: - m68k_handle_int(Q40_IRQ_SAMPLE, fp); + __m68k_handle_int(Q40_IRQ_SAMPLE, fp); return; } if (mir & Q40_IRQ_FRAME_MASK) { - m68k_handle_int(Q40_IRQ_FRAME, fp); + __m68k_handle_int(Q40_IRQ_FRAME, fp); master_outb(-1, FRAME_CLEAR_REG); } if ((mir & Q40_IRQ_SER_MASK) || (mir & Q40_IRQ_EXT_MASK)) { @@ -257,7 +257,7 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp) goto iirq; } q40_state[irq] |= IRQ_INPROGRESS; - m68k_handle_int(irq, fp); + __m68k_handle_int(irq, fp); q40_state[irq] &= ~IRQ_INPROGRESS; /* naively enable everything, if that fails than */ @@ -288,7 +288,7 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp) mir = master_inb(IIRQ_REG); /* should test whether keyboard irq is really enabled, doing it in defhand */ if (mir & Q40_IRQ_KEYB_MASK) - m68k_handle_int(Q40_IRQ_KEYBOARD, fp); + __m68k_handle_int(Q40_IRQ_KEYBOARD, fp); return; } diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c index d09d03b..db930f9 100644 --- a/arch/m68k/sun3/config.c +++ b/arch/m68k/sun3/config.c @@ -162,7 +162,7 @@ void __init config_sun3(void) sun3_bootmem_alloc(memory_start, memory_end); } -void __init sun3_sched_init(irqreturn_t (*timer_routine)(int, void *, struct pt_regs *)) +void __init sun3_sched_init(irqreturn_t (*timer_routine)(int, void *)) { sun3_disable_interrupts(); intersil_clock->cmd_reg=(INTERSIL_RUN|INTERSIL_INT_DISABLE|INTERSIL_24H_MODE); diff --git a/arch/m68k/sun3/sun3ints.c b/arch/m68k/sun3/sun3ints.c index dc4ea7e..baf74e8 100644 --- a/arch/m68k/sun3/sun3ints.c +++ b/arch/m68k/sun3/sun3ints.c @@ -15,6 +15,7 @@ #include <asm/intersil.h> #include <asm/oplib.h> #include <asm/sun3ints.h> +#include <asm/irq_regs.h> #include <linux/seq_file.h> extern void sun3_leds (unsigned char); @@ -48,7 +49,7 @@ void sun3_disable_irq(unsigned int irq) *sun3_intreg &= ~(1 << irq); } -static irqreturn_t sun3_int7(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t sun3_int7(int irq, void *dev_id) { *sun3_intreg |= (1 << irq); if (!(kstat_cpu(0).irqs[irq] % 2000)) @@ -56,7 +57,7 @@ static irqreturn_t sun3_int7(int irq, void *dev_id, struct pt_regs *fp) return IRQ_HANDLED; } -static irqreturn_t sun3_int5(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t sun3_int5(int irq, void *dev_id) { #ifdef CONFIG_SUN3 intersil_clear(); @@ -67,14 +68,14 @@ static irqreturn_t sun3_int5(int irq, void *dev_id, struct pt_regs *fp) #endif do_timer(1); #ifndef CONFIG_SMP - update_process_times(user_mode(fp)); + update_process_times(user_mode(get_irq_regs())); #endif if (!(kstat_cpu(0).irqs[irq] % 20)) sun3_leds(led_pattern[(kstat_cpu(0).irqs[irq] % 160) / 20]); return IRQ_HANDLED; } -static irqreturn_t sun3_vec255(int irq, void *dev_id, struct pt_regs *fp) +static irqreturn_t sun3_vec255(int irq, void *dev_id) { // intersil_clear(); return IRQ_HANDLED; @@ -84,7 +85,7 @@ static void sun3_inthandle(unsigned int irq, struct pt_regs *fp) { *sun3_intreg &= ~(1 << irq); - m68k_handle_int(irq, fp); + __m68k_handle_int(irq, fp); } static struct irq_controller sun3_irq_controller = { diff --git a/arch/m68k/sun3x/time.c b/arch/m68k/sun3x/time.c index 6f4204f..33eb1ec 100644 --- a/arch/m68k/sun3x/time.c +++ b/arch/m68k/sun3x/time.c @@ -90,7 +90,7 @@ static void sun3x_timer_tick(int irq, void *dev_id, struct pt_regs *regs) } #endif -void __init sun3x_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *)) +void __init sun3x_sched_init(irqreturn_t (*vector)(int, void *)) { sun3_disable_interrupts(); diff --git a/arch/m68k/sun3x/time.h b/arch/m68k/sun3x/time.h index e7e43b4..e39079c 100644 --- a/arch/m68k/sun3x/time.h +++ b/arch/m68k/sun3x/time.h @@ -3,7 +3,7 @@ extern int sun3x_hwclk(int set, struct rtc_time *t); unsigned long sun3x_gettimeoffset (void); -void sun3x_sched_init(irqreturn_t (*vector)(int, void *, struct pt_regs *)); +void sun3x_sched_init(irqreturn_t (*vector)(int, void *)); struct mostek_dt { volatile unsigned char csr; diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index 9bdd019..2ece7c7 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -35,8 +35,8 @@ #undef PARISC_IRQ_CR16_COUNTS -extern irqreturn_t timer_interrupt(int, void *, struct pt_regs *); -extern irqreturn_t ipi_interrupt(int, void *, struct pt_regs *); +extern irqreturn_t timer_interrupt(int, void *); +extern irqreturn_t ipi_interrupt(int, void *); #define EIEM_MASK(irq) (1UL<<(CPU_IRQ_MAX - irq)) @@ -375,7 +375,7 @@ void do_cpu_irq_mask(struct pt_regs *regs) goto set_out; } #endif - __do_IRQ(irq, regs); + __do_IRQ(irq); out: irq_exit(); diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 1d58ce0e..b448392 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -66,7 +66,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) /* gcc can optimize for "read-only" case with a local clocktick */ unsigned long cpt = clocktick; - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); /* Initialize next_tick to the expected tick time. */ next_tick = cpu_data[cpu].it_value; diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 51c2dfe..608193c 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -30,6 +30,9 @@ config GENERIC_CALIBRATE_DELAY bool default y +config GENERIC_TIME + def_bool y + config GENERIC_BUST_SPINLOCK bool diff --git a/arch/s390/defconfig b/arch/s390/defconfig index b6cad75..a325739 100644 --- a/arch/s390/defconfig +++ b/arch/s390/defconfig @@ -9,6 +9,7 @@ CONFIG_STACKTRACE_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_TIME=y CONFIG_S390=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" diff --git a/arch/s390/kernel/s390_ext.c b/arch/s390/kernel/s390_ext.c index c1b3835..c49ab8c 100644 --- a/arch/s390/kernel/s390_ext.c +++ b/arch/s390/kernel/s390_ext.c @@ -16,6 +16,7 @@ #include <asm/lowcore.h> #include <asm/s390_ext.h> +#include <asm/irq_regs.h> #include <asm/irq.h> /* @@ -114,26 +115,28 @@ void do_extint(struct pt_regs *regs, unsigned short code) { ext_int_info_t *p; int index; + struct pt_regs *old_regs; irq_enter(); + old_regs = set_irq_regs(regs); asm volatile ("mc 0,0"); if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer) /** * Make sure that the i/o interrupt did not "overtake" * the last HZ timer interrupt. */ - account_ticks(regs); + account_ticks(); kstat_cpu(smp_processor_id()).irqs[EXTERNAL_INTERRUPT]++; index = ext_hash(code); for (p = ext_int_hash[index]; p; p = p->next) { if (likely(p->code == code)) { if (likely(p->handler)) - p->handler(regs, code); + p->handler(code); } } + set_irq_regs(old_regs); irq_exit(); } EXPORT_SYMBOL(register_external_interrupt); EXPORT_SYMBOL(unregister_external_interrupt); - diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index a8e6199..6282224 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -339,7 +339,7 @@ void machine_power_off_smp(void) * cpus are handled. */ -void do_ext_call_interrupt(struct pt_regs *regs, __u16 code) +void do_ext_call_interrupt(__u16 code) { unsigned long bits; diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index 4bf66cc..6cceed4 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -28,12 +28,14 @@ #include <linux/profile.h> #include <linux/timex.h> #include <linux/notifier.h> +#include <linux/clocksource.h> #include <asm/uaccess.h> #include <asm/delay.h> #include <asm/s390_ext.h> #include <asm/div64.h> #include <asm/irq.h> +#include <asm/irq_regs.h> #include <asm/timer.h> /* change this if you have some constant time drift */ @@ -81,78 +83,10 @@ void tod_to_timeval(__u64 todval, struct timespec *xtime) xtime->tv_nsec = ((todval * 1000) >> 12); } -static inline unsigned long do_gettimeoffset(void) -{ - __u64 now; - - now = (get_clock() - jiffies_timer_cc) >> 12; - now -= (__u64) jiffies * USECS_PER_JIFFY; - return (unsigned long) now; -} - -/* - * This version of gettimeofday has microsecond resolution. - */ -void do_gettimeofday(struct timeval *tv) -{ - unsigned long flags; - unsigned long seq; - unsigned long usec, sec; - - do { - seq = read_seqbegin_irqsave(&xtime_lock, flags); - - sec = xtime.tv_sec; - usec = xtime.tv_nsec / 1000 + do_gettimeoffset(); - } while (read_seqretry_irqrestore(&xtime_lock, seq, flags)); - - while (usec >= 1000000) { - usec -= 1000000; - sec++; - } - - tv->tv_sec = sec; - tv->tv_usec = usec; -} - -EXPORT_SYMBOL(do_gettimeofday); - -int do_settimeofday(struct timespec *tv) -{ - time_t wtm_sec, sec = tv->tv_sec; - long wtm_nsec, nsec = tv->tv_nsec; - - if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC) - return -EINVAL; - - write_seqlock_irq(&xtime_lock); - /* This is revolting. We need to set the xtime.tv_nsec - * correctly. However, the value in this location is - * is value at the last tick. - * Discover what correction gettimeofday - * would have done, and then undo it! - */ - nsec -= do_gettimeoffset() * 1000; - - wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec); - wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec); - - set_normalized_timespec(&xtime, sec, nsec); - set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec); - - ntp_clear(); - write_sequnlock_irq(&xtime_lock); - clock_was_set(); - return 0; -} - -EXPORT_SYMBOL(do_settimeofday); - - #ifdef CONFIG_PROFILING -#define s390_do_profile(regs) profile_tick(CPU_PROFILING, regs) +#define s390_do_profile() profile_tick(CPU_PROFILING) #else -#define s390_do_profile(regs) do { ; } while(0) +#define s390_do_profile() do { ; } while(0) #endif /* CONFIG_PROFILING */ @@ -160,7 +94,7 @@ EXPORT_SYMBOL(do_settimeofday); * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -void account_ticks(struct pt_regs *regs) +void account_ticks(void) { __u64 tmp; __u32 ticks; @@ -221,10 +155,10 @@ void account_ticks(struct pt_regs *regs) account_tick_vtime(current); #else while (ticks--) - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif - s390_do_profile(regs); + s390_do_profile(); } #ifdef CONFIG_NO_IDLE_HZ @@ -285,9 +219,11 @@ static inline void stop_hz_timer(void) */ static inline void start_hz_timer(void) { + BUG_ON(!in_interrupt()); + if (!cpu_isset(smp_processor_id(), nohz_cpu_mask)) return; - account_ticks(task_pt_regs(current)); + account_ticks(); cpu_clear(smp_processor_id(), nohz_cpu_mask); } @@ -337,6 +273,22 @@ void init_cpu_timer(void) extern void vtime_init(void); +static cycle_t read_tod_clock(void) +{ + return get_clock(); +} + +static struct clocksource clocksource_tod = { + .name = "tod", + .rating = 100, + .read = read_tod_clock, + .mask = -1ULL, + .mult = 1000, + .shift = 12, + .is_continuous = 1, +}; + + /* * Initialize the TOD clock and the CPU timer of * the boot cpu. @@ -381,6 +333,9 @@ void __init time_init(void) &ext_int_info_cc) != 0) panic("Couldn't request external interrupt 0x1004"); + if (clocksource_register(&clocksource_tod) != 0) + panic("Could not register TOD clock source"); + init_cpu_timer(); #ifdef CONFIG_NO_IDLE_HZ diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 3eb4fab..05bf3cc 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -61,7 +61,7 @@ extern pgm_check_handler_t do_dat_exception; #ifdef CONFIG_PFAULT extern int pfault_init(void); extern void pfault_fini(void); -extern void pfault_interrupt(struct pt_regs *regs, __u16 error_code); +extern void pfault_interrupt(__u16 error_code); static ext_int_info_t ext_int_pfault; #endif extern pgm_check_handler_t do_monitor_call; diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index 2306cd8..1d7d393 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -22,6 +22,7 @@ #include <asm/s390_ext.h> #include <asm/timer.h> +#include <asm/irq_regs.h> static ext_int_info_t ext_int_info_timer; DEFINE_PER_CPU(struct vtimer_queue, virt_cpu_timer); @@ -241,7 +242,7 @@ static void do_callbacks(struct list_head *cb_list, struct pt_regs *regs) /* * Handler for the virtual CPU timer. */ -static void do_cpu_timer_interrupt(struct pt_regs *regs, __u16 error_code) +static void do_cpu_timer_interrupt(__u16 error_code) { int cpu; __u64 next, delta; @@ -274,7 +275,7 @@ static void do_cpu_timer_interrupt(struct pt_regs *regs, __u16 error_code) list_move_tail(&event->entry, &cb_list); } spin_unlock(&vt_list->lock); - do_callbacks(&cb_list, regs); + do_callbacks(&cb_list, get_irq_regs()); /* next event is first in list */ spin_lock(&vt_list->lock); diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 9c3c19f..1c323bb 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -451,7 +451,7 @@ void pfault_fini(void) } asmlinkage void -pfault_interrupt(struct pt_regs *regs, __u16 error_code) +pfault_interrupt(__u16 error_code) { struct task_struct *tsk; __u16 subcode; diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c index eee97bb..7c41dabe 100644 --- a/arch/um/kernel/irq.c +++ b/arch/um/kernel/irq.c @@ -356,7 +356,7 @@ void forward_interrupts(int pid) unsigned int do_IRQ(int irq, union uml_pt_regs *regs) { irq_enter(); - __do_IRQ(irq, (struct pt_regs *)regs); + __do_IRQ(irq); irq_exit(); return 1; } diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c index af4a1c7..4d9d5ed 100644 --- a/arch/x86_64/kernel/apic.c +++ b/arch/x86_64/kernel/apic.c @@ -913,8 +913,10 @@ void smp_local_timer_interrupt(void) * [ if a single-CPU system runs an SMP kernel then we call the local * interrupt as well. Thus we cannot inline the local irq ... ] */ -void smp_apic_timer_interrupt(void) +void smp_apic_timer_interrupt(struct pt_regs *regs) { + struct pt_regs *old_regs = set_irq_regs(regs); + /* * the NMI deadlock-detector uses this. */ @@ -934,6 +936,7 @@ void smp_apic_timer_interrupt(void) irq_enter(); smp_local_timer_interrupt(); irq_exit(); + set_irq_regs(old_regs); } /* |
